221010120222 has 16 divisors (see below), whose sum is σ = 442232469120. Its totient is φ = 73634668632.

The previous prime is 221010120169. The next prime is 221010120259. The reversal of 221010120222 is 222021010122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8829322 + ... + 8854317.

It is an arithmetic number, because the mean of its divisors is an integer number (27639529320).

Almost surely, 2^221010120222 is an apocalyptic number.

221010120222 is an abundant number, since it is smaller than the sum of its proper divisors (221222348898).

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

221010120222 is a wasteful number, since it uses less digits than its factorization.

221010120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17685727.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 221010120222 its reverse (222021010122), we get a palindrome (443031130344).

The spelling of 221010120222 in words is "two hundred twenty-one billion, ten million, one hundred twenty thousand, two hundred twenty-two".