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100012110210 = 235541157247
BaseRepresentation
bin101110100100100101…
…1111011000110000010
3100120011000102121100000
41131021023323012002
53114311100011320
6113540034340430
710140251624145
oct1351113730602
9316130377300
10100012110210
1139462257741
1217471a2a716
13957b18c94c
144baa8d405c
15290532cc90
hex17492fb182

100012110210 has 48 divisors (see below), whose sum is σ = 269662288896. Its totient is φ = 26669895408.

The previous prime is 100012110203. The next prime is 100012110227. The reversal of 100012110210 is 12011210001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100012110192 and 100012110201.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20576194 + ... + 20581053.

It is an arithmetic number, because the mean of its divisors is an integer number (5617964352).

Almost surely, 2100012110210 is an apocalyptic number.

100012110210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100012110210 is an abundant number, since it is smaller than the sum of its proper divisors (169650178686).

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

100012110210 is an equidigital number, since it uses as much as digits as its factorization.

100012110210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41157269 (or 41157257 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100012110210 its reverse (12011210001), we get a palindrome (112023320211).

It can be divided in two parts, 1000121 and 10210, that added together give a triangular number (1010331 = T1421).

The spelling of 100012110210 in words is "one hundred billion, twelve million, one hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 810 1215 2430 41157247 82314494 123471741 205786235 246943482 370415223 411572470 617358705 740830446 1111245669 1234717410 1852076115 2222491338 3333737007 3704152230 5556228345 6667474014 10001211021 11112456690 16668685035 20002422042 33337370070 50006055105 100012110210