213112032112 has 40 divisors (see below), whose sum is σ = 473176825856. Its totient is φ = 91084844736.

The previous prime is 213112032101. The next prime is 213112032137. The reversal of 213112032112 is 211230211312.

It is a super-2 number, since 2×213112032112² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 213112032112.

It is a congruent number.

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, 2551248 + ... + 2633455.

Almost surely, 2^213112032112 is an apocalyptic number.

It is an amenable number.

213112032112 is an abundant number, since it is smaller than the sum of its proper divisors (260064793744).

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

213112032112 is a wasteful number, since it uses less digits than its factorization.

213112032112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185085 (or 5185079 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 213112032112 its reverse (211230211312), we get a palindrome (424342243424).

The spelling of 213112032112 in words is "two hundred thirteen billion, one hundred twelve million, thirty-two thousand, one hundred twelve".