222101212022010 has 64 divisors (see below), whose sum is σ = 592325326080000. Its totient is φ = 59221447137216.

The previous prime is 222101212021943. The next prime is 222101212022033. The reversal of 222101212022010 is 10220212101222.

It is a happy number.

222101212022010 is a `hidden beast` number, since 2 + 221 + 0 + 1 + 212 + 0 + 220 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 35600385 + ... + 41371364.

It is an arithmetic number, because the mean of its divisors is an integer number (9255083220000).

Almost surely, 2^{222101212022010} is an apocalyptic number.

222101212022010 is an abundant number, since it is smaller than the sum of its proper divisors (370224114057990).

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

222101212022010 is a wasteful number, since it uses less digits than its factorization.

222101212022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76982452 (or 76982446 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222101212022010 its reverse (10220212101222), we get a palindrome (232321424123232).

The spelling of 222101212022010 in words is "two hundred twenty-two trillion, one hundred one billion, two hundred twelve million, twenty-two thousand, ten".