112202112211212 has 24 divisors (see below), whose sum is σ = 261809043664896. Its totient is φ = 37400116188688.

The previous prime is 112202112211207. The next prime is 112202112211243. The reversal of 112202112211212 is 212112211202211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72689628 + ... + 74217155.

It is an arithmetic number, because the mean of its divisors is an integer number (10908710152704).

Almost surely, 2^{112202112211212} is an apocalyptic number.

112202112211212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112202112211212 is an abundant number, since it is smaller than the sum of its proper divisors (149606931453684).

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

112202112211212 is a wasteful number, since it uses less digits than its factorization.

112202112211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146970437 (or 146970435 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 112202112211212 its reverse (212112211202211), we get a palindrome (324314323413423).

The spelling of 112202112211212 in words is "one hundred twelve trillion, two hundred two billion, one hundred twelve million, two hundred eleven thousand, two hundred twelve".