212271152 has 20 divisors (see below), whose sum is σ = 416911560. Its totient is φ = 104681088.

The previous prime is 212271133. The next prime is 212271161. The reversal of 212271152 is 251172212.

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, 89702 + ... + 92037.

It is an arithmetic number, because the mean of its divisors is an integer number (20845578).

Almost surely, 2^212271152 is an apocalyptic number.

It is an amenable number.

212271152 is a deficient number, since it is larger than the sum of its proper divisors (204640408).

212271152 is a wasteful number, since it uses less digits than its factorization.

212271152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181820 (or 181814 counting only the distinct ones).

The product of its digits is 560, while the sum is 23.

The square root of 212271152 is about 14569.5282010091. The cubic root of 212271152 is about 596.5273023587.

The spelling of 212271152 in words is "two hundred twelve million, two hundred seventy-one thousand, one hundred fifty-two".