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102002101212200 = 23527475345136481
BaseRepresentation
bin10111001100010100110111…
…000000100101010000101000
3111101011022020210222000111212
4113030110313000211100220
5101332200300402242300
61000535041324012252
730325260104513360
oct2714246700452050
9441138223860455
10102002101212200
112a556936a43872
12b534835391088
1344bb9abb00b37
141b28cdc7859a0
15bbd496ea3935
hex5cc537025428

102002101212200 has 384 divisors, whose sum is σ = 282129512555520. Its totient is φ = 33569626521600.

The previous prime is 102002101212161. The next prime is 102002101212203. The reversal of 102002101212200 is 2212101200201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (102002101212203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15738632960 + ... + 15738639440.

It is an arithmetic number, because the mean of its divisors is an integer number (734712272280).

Almost surely, 2102002101212200 is an apocalyptic number.

102002101212200 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 102002101212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141064756277760).

102002101212200 is an abundant number, since it is smaller than the sum of its proper divisors (180127411343320).

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

102002101212200 is a wasteful number, since it uses less digits than its factorization.

102002101212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11117 (or 11108 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102002101212200 its reverse (2212101200201), we get a palindrome (104214202412401).

The spelling of 102002101212200 in words is "one hundred two trillion, two billion, one hundred one million, two hundred twelve thousand, two hundred".