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102012000200 = 235211178925919
BaseRepresentation
bin101111100000001100…
…0111001011111001000
3100202022101120112122122
41133000120321133020
53132410033001300
6114510315110412
710240644460205
oct1370030713710
9322271515578
10102012000200
113a299129690
121792b742408
1398095c8bc6
144d1a360cac
1529c0bbcc85
hex17c06397c8

102012000200 has 96 divisors (see below), whose sum is σ = 258894144000. Its totient is φ = 37073107200.

The previous prime is 102012000197. The next prime is 102012000203. The reversal of 102012000200 is 2000210201.

It is an interprime number because it is at equal distance from previous prime (102012000197) and next prime (102012000203).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is not an unprimeable number, because it can be changed into a prime (102012000203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3922841 + ... + 3948759.

It is an arithmetic number, because the mean of its divisors is an integer number (2696814000).

Almost surely, 2102012000200 is an apocalyptic number.

102012000200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102012000200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129447072000).

102012000200 is an abundant number, since it is smaller than the sum of its proper divisors (156882143800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102012000200 is a wasteful number, since it uses less digits than its factorization.

102012000200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27735 (or 27726 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 102012000200 its reverse (2000210201), we get a palindrome (104012210401).

The spelling of 102012000200 in words is "one hundred two billion, twelve million, two hundred", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 1789 2200 3578 7156 8945 14312 17890 19679 25919 35780 39358 44725 51838 71560 78716 89450 98395 103676 129595 157432 178900 196790 207352 259190 285109 357800 393580 491975 518380 570218 647975 787160 983950 1036760 1140436 1295950 1425545 1967900 2280872 2591900 2851090 3935800 5183800 5702180 7127725 11404360 14255450 28510900 46369091 57021800 92738182 185476364 231845455 370952728 463690910 510060001 927381820 1020120002 1159227275 1854763640 2040240004 2318454550 2550300005 4080480008 4636909100 5100600010 9273818200 10201200020 12751500025 20402400040 25503000050 51006000100 102012000200