232012100122 has 64 divisors (see below), whose sum is σ = 403235656704. Its totient is φ = 99082621440.

The previous prime is 232012100077. The next prime is 232012100129. The reversal of 232012100122 is 221001210232.

It is a happy number.

It is a super-2 number, since 2×232012100122² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 232012100096 and 232012100105.

It is not an unprimeable number, because it can be changed into a prime (232012100129) 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, 11957713 + ... + 11977099.

It is an arithmetic number, because the mean of its divisors is an integer number (6300557136).

Almost surely, 2^232012100122 is an apocalyptic number.

232012100122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

232012100122 is a deficient number, since it is larger than the sum of its proper divisors (171223556582).

232012100122 is a wasteful number, since it uses less digits than its factorization.

232012100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19843.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 232012100122 its reverse (221001210232), we get a palindrome (453013310354).

The spelling of 232012100122 in words is "two hundred thirty-two billion, twelve million, one hundred thousand, one hundred twenty-two".