212013021232 has 20 divisors (see below), whose sum is σ = 410784299640. Its totient is φ = 106004169728.

The previous prime is 212013021229. The next prime is 212013021257. The reversal of 212013021232 is 232120310212.

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, 777744 + ... + 1014352.

It is an arithmetic number, because the mean of its divisors is an integer number (20539214982).

Almost surely, 2^212013021232 is an apocalyptic number.

It is an amenable number.

212013021232 is a deficient number, since it is larger than the sum of its proper divisors (198771278408).

212013021232 is a wasteful number, since it uses less digits than its factorization.

212013021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292620 (or 292614 counting only the distinct ones).

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

Adding to 212013021232 its reverse (232120310212), we get a palindrome (444133331444).

The spelling of 212013021232 in words is "two hundred twelve billion, thirteen million, twenty-one thousand, two hundred thirty-two".