220322022111212 has 48 divisors (see below), whose sum is σ = 449639706600000. Its totient is φ = 94423109139072.

The previous prime is 220322022111193. The next prime is 220322022111227. The reversal of 220322022111212 is 212111220223022.

It is a super-2 number, since 2×220322022111212² (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 15 ways as a sum of consecutive naturals, for example, 256311914 + ... + 257170062.

It is an arithmetic number, because the mean of its divisors is an integer number (9367493887500).

Almost surely, 2^{220322022111212} is an apocalyptic number.

It is an amenable number.

220322022111212 is an abundant number, since it is smaller than the sum of its proper divisors (229317684488788).

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

220322022111212 is a wasteful number, since it uses less digits than its factorization.

220322022111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045303 (or 1045287 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 220322022111212 its reverse (212111220223022), we get a palindrome (432433242334234).

The spelling of 220322022111212 in words is "two hundred twenty trillion, three hundred twenty-two billion, twenty-two million, one hundred eleven thousand, two hundred twelve".