100232012213122 has 4 divisors (see below), whose sum is σ = 150348018319686. Its totient is φ = 50116006106560.

The previous prime is 100232012213059. The next prime is 100232012213141. The reversal of 100232012213122 is 221312210232001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 94440476366401 + 5791535846721 = 9718049^2 + 2406561^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100232012213093 and 100232012213102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25058003053279 + ... + 25058003053282.

Almost surely, 2^{100232012213122} is an apocalyptic number.

100232012213122 is a deficient number, since it is larger than the sum of its proper divisors (50116006106564).

100232012213122 is an equidigital number, since it uses as much as digits as its factorization.

100232012213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50116006106563.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 100232012213122 its reverse (221312210232001), we get a palindrome (321544222445123).

The spelling of 100232012213122 in words is "one hundred trillion, two hundred thirty-two billion, twelve million, two hundred thirteen thousand, one hundred twenty-two".