213992274122 has 32 divisors (see below), whose sum is σ = 351347673600. Its totient is φ = 96942175600.

The previous prime is 213992274103. The next prime is 213992274163. The reversal of 213992274122 is 221472299312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15623297 + ... + 15636987.

It is an arithmetic number, because the mean of its divisors is an integer number (10979614800).

Almost surely, 2^213992274122 is an apocalyptic number.

213992274122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213992274122 is a deficient number, since it is larger than the sum of its proper divisors (137355399478).

213992274122 is a wasteful number, since it uses less digits than its factorization.

213992274122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16042.

The product of its digits is 217728, while the sum is 44.

The spelling of 213992274122 in words is "two hundred thirteen billion, nine hundred ninety-two million, two hundred seventy-four thousand, one hundred twenty-two".