213020112232 has 16 divisors (see below), whose sum is σ = 400897520100. Its totient is φ = 106114106880.

The previous prime is 213020112199. The next prime is 213020112233. The reversal of 213020112232 is 232211020312.

It can be written as a sum of positive squares in 2 ways, for example, as 212995172196 + 24940036 = 461514^2 + 4994^2 .

It is not an unprimeable number, because it can be changed into a prime (213020112233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49491369 + ... + 49495672.

Almost surely, 2^213020112232 is an apocalyptic number.

It is an amenable number.

213020112232 is a deficient number, since it is larger than the sum of its proper divisors (187877407868).

213020112232 is a wasteful number, since it uses less digits than its factorization.

213020112232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98987316 (or 98987312 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 213020112232 its reverse (232211020312), we get a palindrome (445231132544).

The spelling of 213020112232 in words is "two hundred thirteen billion, twenty million, one hundred twelve thousand, two hundred thirty-two".