222101012122010 has 64 divisors (see below), whose sum is σ = 480944043417600. Its totient is φ = 72140554746432.

The previous prime is 222101012121943. The next prime is 222101012122021. The reversal of 222101012122010 is 10221210101222.

It is a self number, because there is not a number n which added to its sum of digits gives 222101012122010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209050199 + ... + 210109941.

It is an arithmetic number, because the mean of its divisors is an integer number (7514750678400).

Almost surely, 2^{222101012122010} is an apocalyptic number.

222101012122010 is an abundant number, since it is smaller than the sum of its proper divisors (258843031295590).

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

222101012122010 is a wasteful number, since it uses less digits than its factorization.

222101012122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217355.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222101012122010 its reverse (10221210101222), we get a palindrome (232322222223232).

The spelling of 222101012122010 in words is "two hundred twenty-two trillion, one hundred one billion, twelve million, one hundred twenty-two thousand, ten".