212153351232 has 56 divisors (see below), whose sum is σ = 594341382816. Its totient is φ = 66557913088.

The previous prime is 212153351173. The next prime is 212153351269. The reversal of 212153351232 is 232153351212.

It is a self number, because there is not a number n which added to its sum of digits gives 212153351232.

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, 32495718 + ... + 32502245.

Almost surely, 2^212153351232 is an apocalyptic number.

It is an amenable number.

212153351232 is an abundant number, since it is smaller than the sum of its proper divisors (382188031584).

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

212153351232 is a wasteful number, since it uses less digits than its factorization.

212153351232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64997995 (or 64997985 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The spelling of 212153351232 in words is "two hundred twelve billion, one hundred fifty-three million, three hundred fifty-one thousand, two hundred thirty-two".