102112100202 has 16 divisors (see below), whose sum is σ = 233399086272. Its totient is φ = 29174885760.

The previous prime is 102112100137. The next prime is 102112100239. The reversal of 102112100202 is 202001211201.

It is a super-3 number, since 3×102112100202³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1215620199 + ... + 1215620282.

It is an arithmetic number, because the mean of its divisors is an integer number (14587442892).

Almost surely, 2^102112100202 is an apocalyptic number.

102112100202 is an abundant number, since it is smaller than the sum of its proper divisors (131286986070).

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

102112100202 is a wasteful number, since it uses less digits than its factorization.

102112100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431240493.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102112100202 its reverse (202001211201), we get a palindrome (304113311403).

The spelling of 102112100202 in words is "one hundred two billion, one hundred twelve million, one hundred thousand, two hundred two".