222021122211120 has 160 divisors (see below), whose sum is σ = 688621903377408. Its totient is φ = 59174980844544.

The previous prime is 222021122211079. The next prime is 222021122211131. The reversal of 222021122211120 is 21112221120222.

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, 3838046037 + ... + 3838103883.

Almost surely, 2^{222021122211120} is an apocalyptic number.

222021122211120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222021122211120 is an abundant number, since it is smaller than the sum of its proper divisors (466600781166288).

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

222021122211120 is a wasteful number, since it uses less digits than its factorization.

222021122211120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65867 (or 65861 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222021122211120 its reverse (21112221120222), we get a palindrome (243133343331342).

The spelling of 222021122211120 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred twenty-two million, two hundred eleven thousand, one hundred twenty".