220020022222112 has 48 divisors (see below), whose sum is σ = 495082252969920. Its totient is φ = 94287208958208.

The previous prime is 220020022222081. The next prime is 220020022222201. The reversal of 220020022222112 is 211222220020022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33919838 + ... + 39882269.

It is an arithmetic number, because the mean of its divisors is an integer number (10314213603540).

Almost surely, 2^{220020022222112} is an apocalyptic number.

It is an amenable number.

220020022222112 is an abundant number, since it is smaller than the sum of its proper divisors (275062230747808).

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

220020022222112 is a wasteful number, since it uses less digits than its factorization.

220020022222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73815433 (or 73815425 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 220020022222112 its reverse (211222220020022), we get a palindrome (431242242242134).

The spelling of 220020022222112 in words is "two hundred twenty trillion, twenty billion, twenty-two million, two hundred twenty-two thousand, one hundred twelve".