102203100023112 has 128 divisors (see below), whose sum is σ = 313529899651200. Its totient is φ = 30970636312320.

The previous prime is 102203100023081. The next prime is 102203100023113. The reversal of 102203100023112 is 211320001302201.

102203100023112 is a `hidden beast` number, since 1 + 0 + 220 + 310 + 0 + 0 + 23 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (102203100023113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265330833 + ... + 265715744.

It is an arithmetic number, because the mean of its divisors is an integer number (2449452341025).

Almost surely, 2^{102203100023112} is an apocalyptic number.

102203100023112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102203100023112 is an abundant number, since it is smaller than the sum of its proper divisors (211326799628088).

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

102203100023112 is an equidigital number, since it uses as much as digits as its factorization.

102203100023112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531046615 (or 531046593 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 102203100023112 its reverse (211320001302201), we get a palindrome (313523101325313).

The spelling of 102203100023112 in words is "one hundred two trillion, two hundred three billion, one hundred million, twenty-three thousand, one hundred twelve".