213222110 has 32 divisors (see below), whose sum is σ = 391420512. Its totient is φ = 83612800.

The previous prime is 213222101. The next prime is 213222133. The reversal of 213222110 is 11222312.

It is a happy number.

It is a congruent number.

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, 107084 + ... + 109056.

It is an arithmetic number, because the mean of its divisors is an integer number (12231891).

Almost surely, 2^213222110 is an apocalyptic number.

213222110 is a deficient number, since it is larger than the sum of its proper divisors (178198402).

213222110 is a wasteful number, since it uses less digits than its factorization.

213222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2188.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 213222110 is about 14602.1268998732. The cubic root of 213222110 is about 597.4167738283.

Adding to 213222110 its reverse (11222312), we get a palindrome (224444422).

It can be divided in two parts, 21322 and 2110, that added together give a palindrome (23432).

The spelling of 213222110 in words is "two hundred thirteen million, two hundred twenty-two thousand, one hundred ten".