211313230112 has 24 divisors (see below), whose sum is σ = 434110876416. Its totient is φ = 101062848832.

The previous prime is 211313230091. The next prime is 211313230127. The reversal of 211313230112 is 211032313112.

It is a happy number.

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, 143554448 + ... + 143555919.

It is an arithmetic number, because the mean of its divisors is an integer number (18087953184).

Almost surely, 2^211313230112 is an apocalyptic number.

It is an amenable number.

211313230112 is an abundant number, since it is smaller than the sum of its proper divisors (222797646304).

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

211313230112 is a wasteful number, since it uses less digits than its factorization.

211313230112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287110400 (or 287110392 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 211313230112 its reverse (211032313112), we get a palindrome (422345543224).

The spelling of 211313230112 in words is "two hundred eleven billion, three hundred thirteen million, two hundred thirty thousand, one hundred twelve".