213166022 has 8 divisors (see below), whose sum is σ = 319847400. Its totient is φ = 106550224.

The previous prime is 213166003. The next prime is 213166027. The reversal of 213166022 is 220661312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213166027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7247 + ... + 21882.

It is an arithmetic number, because the mean of its divisors is an integer number (39980925).

Almost surely, 2^213166022 is an apocalyptic number.

213166022 is a deficient number, since it is larger than the sum of its proper divisors (106681378).

213166022 is a wasteful number, since it uses less digits than its factorization.

213166022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32790.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 213166022 is about 14600.2062314202. The cubic root of 213166022 is about 597.3643858114.

The spelling of 213166022 in words is "two hundred thirteen million, one hundred sixty-six thousand, twenty-two".