222212022122120 has 32 divisors (see below), whose sum is σ = 500241728107800. Its totient is φ = 88837754923008.

The previous prime is 222212022122059. The next prime is 222212022122173. The reversal of 222212022122120 is 21221220212222.

It can be written as a sum of positive squares in 4 ways, for example, as 204109396862596 + 18102625259524 = 14286686^2 + 4254718^2 .

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, 1470358679 + ... + 1470509798.

Almost surely, 2^{222212022122120} is an apocalyptic number.

222212022122120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222212022122120 is an abundant number, since it is smaller than the sum of its proper divisors (278029705985680).

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

222212022122120 is a wasteful number, since it uses less digits than its factorization.

222212022122120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940870377 (or 2940870373 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 222212022122120 its reverse (21221220212222), we get a palindrome (243433242334342).

The spelling of 222212022122120 in words is "two hundred twenty-two trillion, two hundred twelve billion, twenty-two million, one hundred twenty-two thousand, one hundred twenty".