123212112010132 has 48 divisors (see below), whose sum is σ = 222446175823872. Its totient is φ = 59679887339520.

The previous prime is 123212112009977. The next prime is 123212112010171. The reversal of 123212112010132 is 231010211212321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65500188 + ... + 67355020.

It is an arithmetic number, because the mean of its divisors is an integer number (4634295329664).

Almost surely, 2^{123212112010132} is an apocalyptic number.

It is an amenable number.

123212112010132 is a deficient number, since it is larger than the sum of its proper divisors (99234063813740).

123212112010132 is a wasteful number, since it uses less digits than its factorization.

123212112010132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858048 (or 1858046 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 123212112010132 its reverse (231010211212321), we get a palindrome (354222323222453).

The spelling of 123212112010132 in words is "one hundred twenty-three trillion, two hundred twelve billion, one hundred twelve million, ten thousand, one hundred thirty-two".