222012021110 has 64 divisors (see below), whose sum is σ = 456076707840. Its totient is φ = 77022718080.

The previous prime is 222012021083. The next prime is 222012021239. The reversal of 222012021110 is 11120210222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 871379 + ... + 1096961.

It is an arithmetic number, because the mean of its divisors is an integer number (7126198560).

Almost surely, 2^222012021110 is an apocalyptic number.

222012021110 is an abundant number, since it is smaller than the sum of its proper divisors (234064686730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222012021110 is a wasteful number, since it uses less digits than its factorization.

222012021110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226013.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 222012021110 its reverse (11120210222), we get a palindrome (233132231332).

The spelling of 222012021110 in words is "two hundred twenty-two billion, twelve million, twenty-one thousand, one hundred ten".