123222010131012 has 48 divisors (see below), whose sum is σ = 309680111986560. Its totient is φ = 37908915598848.

The previous prime is 123222010131007. The next prime is 123222010131013. The reversal of 123222010131012 is 210131010222321.

It is a self number, because there is not a number n which added to its sum of digits gives 123222010131012.

It is not an unprimeable number, because it can be changed into a prime (123222010131013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56733312 + ... + 58865207.

It is an arithmetic number, because the mean of its divisors is an integer number (6451668999720).

Almost surely, 2^{123222010131012} is an apocalyptic number.

123222010131012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123222010131012 is an abundant number, since it is smaller than the sum of its proper divisors (186458101855548).

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

123222010131012 is a wasteful number, since it uses less digits than its factorization.

123222010131012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115605372 (or 115605370 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 123222010131012 its reverse (210131010222321), we get a palindrome (333353020353333).

The spelling of 123222010131012 in words is "one hundred twenty-three trillion, two hundred twenty-two billion, ten million, one hundred thirty-one thousand, twelve".