220101122012 has 12 divisors (see below), whose sum is σ = 393372218400. Its totient is φ = 107709059616.

The previous prime is 220101121993. The next prime is 220101122029. The reversal of 220101122012 is 210221101022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585375137 + ... + 585375512.

It is an arithmetic number, because the mean of its divisors is an integer number (32781018200).

Almost surely, 2^220101122012 is an apocalyptic number.

It is an amenable number.

220101122012 is a deficient number, since it is larger than the sum of its proper divisors (173271096388).

220101122012 is a wasteful number, since it uses less digits than its factorization.

220101122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170750700 (or 1170750698 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220101122012 its reverse (210221101022), we get a palindrome (430322223034).

The spelling of 220101122012 in words is "two hundred twenty billion, one hundred one million, one hundred twenty-two thousand, twelve".