212403331112 has 16 divisors (see below), whose sum is σ = 455149995360. Its totient is φ = 91029999024.

The previous prime is 212403331109. The next prime is 212403331159. The reversal of 212403331112 is 211133304212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896458258 + ... + 1896458369.

It is an arithmetic number, because the mean of its divisors is an integer number (28446874710).

Almost surely, 2^212403331112 is an apocalyptic number.

It is an amenable number.

212403331112 is an abundant number, since it is smaller than the sum of its proper divisors (242746664248).

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

212403331112 is a wasteful number, since it uses less digits than its factorization.

212403331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792916640 (or 3792916636 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 212403331112 its reverse (211133304212), we get a palindrome (423536635324).

The spelling of 212403331112 in words is "two hundred twelve billion, four hundred three million, three hundred thirty-one thousand, one hundred twelve".