220121101022 has 32 divisors (see below), whose sum is σ = 342159824160. Its totient is φ = 106131013120.

The previous prime is 220121100967. The next prime is 220121101027. The reversal of 220121101022 is 220101121022.

It is a junction number, because it is equal to n+sod(n) for n = 220121100988 and 220121101006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220121101027) 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, 39968393 + ... + 39973899.

It is an arithmetic number, because the mean of its divisors is an integer number (10692494505).

Almost surely, 2^220121101022 is an apocalyptic number.

220121101022 is a deficient number, since it is larger than the sum of its proper divisors (122038723138).

220121101022 is a wasteful number, since it uses less digits than its factorization.

220121101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11116.

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

Adding to 220121101022 its reverse (220101121022), we get a palindrome (440222222044).

The spelling of 220121101022 in words is "two hundred twenty billion, one hundred twenty-one million, one hundred one thousand, twenty-two".