222120200122011 has 16 divisors (see below), whose sum is σ = 329067758131200. Its totient is φ = 148079775670344.

The previous prime is 222120200121929. The next prime is 222120200122027. The reversal of 222120200122011 is 110221002021222.

It is a happy number.

222120200122011 is a `hidden beast` number, since 2 + 221 + 20 + 200 + 1 + 220 + 1 + 1 = 666.

It is not a de Polignac number, because 222120200122011 - 2¹⁷ = 222120199990939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222120200122211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1693150 + ... + 21144908.

It is an arithmetic number, because the mean of its divisors is an integer number (20566734883200).

Almost surely, 2^{222120200122011} is an apocalyptic number.

222120200122011 is a deficient number, since it is larger than the sum of its proper divisors (106947558009189).

222120200122011 is a wasteful number, since it uses less digits than its factorization.

222120200122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19874695 (or 19874689 counting only the distinct ones).

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

Adding to 222120200122011 its reverse (110221002021222), we get a palindrome (332341202143233).

The spelling of 222120200122011 in words is "two hundred twenty-two trillion, one hundred twenty billion, two hundred million, one hundred twenty-two thousand, eleven".