100112331212 has 6 divisors (see below), whose sum is σ = 175196579628. Its totient is φ = 50056165604.

The previous prime is 100112331161. The next prime is 100112331259. The reversal of 100112331212 is 212133211001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12514041398 + ... + 12514041405.

It is an arithmetic number, because the mean of its divisors is an integer number (29199429938).

Almost surely, 2^100112331212 is an apocalyptic number.

It is an amenable number.

100112331212 is a deficient number, since it is larger than the sum of its proper divisors (75084248416).

100112331212 is a wasteful number, since it uses less digits than its factorization.

100112331212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25028082807 (or 25028082805 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 100112331212 its reverse (212133211001), we get a palindrome (312245542213).

The spelling of 100112331212 in words is "one hundred billion, one hundred twelve million, three hundred thirty-one thousand, two hundred twelve".