220120122101022 has 96 divisors (see below), whose sum is σ = 560331157722336. Its totient is φ = 61569271756800.

The previous prime is 220120122100999. The next prime is 220120122101041. The reversal of 220120122101022 is 220101221021022.

It is a happy number.

220120122101022 is a `hidden beast` number, since 220 + 1 + 201 + 2 + 210 + 10 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220120122100986 and 220120122101004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55198122 + ... + 59051442.

It is an arithmetic number, because the mean of its divisors is an integer number (5836782892941).

Almost surely, 2^{220120122101022} is an apocalyptic number.

220120122101022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220120122101022 is an abundant number, since it is smaller than the sum of its proper divisors (340211035621314).

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

220120122101022 is a wasteful number, since it uses less digits than its factorization.

220120122101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3875546 (or 3875543 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 220120122101022 its reverse (220101221021022), we get a palindrome (440221343122044).

The spelling of 220120122101022 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred twenty-two million, one hundred one thousand, twenty-two".