212232311112 has 32 divisors (see below), whose sum is σ = 543521774880. Its totient is φ = 69018637440.

The previous prime is 212232311021. The next prime is 212232311131. The reversal of 212232311112 is 211113232212.

It is a nude number because it is divisible by every one of its digits.

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, 107840638 + ... + 107842605.

It is an arithmetic number, because the mean of its divisors is an integer number (16985055465).

Almost surely, 2^212232311112 is an apocalyptic number.

It is an amenable number.

212232311112 is an abundant number, since it is smaller than the sum of its proper divisors (331289463768).

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

212232311112 is a wasteful number, since it uses less digits than its factorization.

212232311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215683293 (or 215683289 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

Adding to 212232311112 its reverse (211113232212), we get a palindrome (423345543324).

The spelling of 212232311112 in words is "two hundred twelve billion, two hundred thirty-two million, three hundred eleven thousand, one hundred twelve".