213150256250 has 24 divisors (see below), whose sum is σ = 399631164156. Its totient is φ = 85260100000.

The previous prime is 213150256247. The next prime is 213150256261. The reversal of 213150256250 is 52652051312.

213150256250 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 10251360001 + 202898896249 = 101249^2 + 450443^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17045771 + ... + 17058270.

Almost surely, 2^213150256250 is an apocalyptic number.

213150256250 is a deficient number, since it is larger than the sum of its proper divisors (186480907906).

213150256250 is an frugal number, since it uses more digits than its factorization.

213150256250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34104068 (or 34104048 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 213150256250 in words is "two hundred thirteen billion, one hundred fifty million, two hundred fifty-six thousand, two hundred fifty".