220111122212202 has 64 divisors (see below), whose sum is σ = 501992662187520. Its totient is φ = 63740074896384.

The previous prime is 220111122212141. The next prime is 220111122212213. The reversal of 220111122212202 is 202212221111022.

It is a super-2 number, since 2×220111122212202² (a number of 29 digits) contains 22 as substring.

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, 30513103 + ... + 37030685.

It is an arithmetic number, because the mean of its divisors is an integer number (7843635346680).

Almost surely, 2^{220111122212202} is an apocalyptic number.

220111122212202 is an abundant number, since it is smaller than the sum of its proper divisors (281881539975318).

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

220111122212202 is a wasteful number, since it uses less digits than its factorization.

220111122212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6543087.

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

Adding to 220111122212202 its reverse (202212221111022), we get a palindrome (422323343323224).

The spelling of 220111122212202 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, two hundred two".