213227315170 has 64 divisors (see below), whose sum is σ = 406135697760. Its totient is φ = 80504506368.

The previous prime is 213227315137. The next prime is 213227315179. The reversal of 213227315170 is 71513722312.

213227315170 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 16 ways, for example, as 103341032089 + 109886283081 = 321467^2 + 331491^2 .

It is not an unprimeable number, because it can be changed into a prime (213227315179) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1684204 + ... + 1806376.

Almost surely, 2^213227315170 is an apocalyptic number.

213227315170 is a deficient number, since it is larger than the sum of its proper divisors (192908382590).

213227315170 is a wasteful number, since it uses less digits than its factorization.

213227315170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122359.

The product of its (nonzero) digits is 17640, while the sum is 34.

The spelling of 213227315170 in words is "two hundred thirteen billion, two hundred twenty-seven million, three hundred fifteen thousand, one hundred seventy".