220120100022020 has 48 divisors (see below), whose sum is σ = 504317509613568. Its totient is φ = 80036947119360.

The previous prime is 220120100021999. The next prime is 220120100022023. The reversal of 220120100022020 is 20220001021022.

It is a junction number, because it is equal to n+sod(n) for n = 220120100021986 and 220120100022004.

It is not an unprimeable number, because it can be changed into a prime (220120100022023) 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, 39410489 + ... + 44647808.

It is an arithmetic number, because the mean of its divisors is an integer number (10506614783616).

Almost surely, 2^{220120100022020} is an apocalyptic number.

220120100022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220120100022020 is an abundant number, since it is smaller than the sum of its proper divisors (284197409591548).

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

220120100022020 is a wasteful number, since it uses less digits than its factorization.

220120100022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84070220 (or 84070218 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220120100022020 its reverse (20220001021022), we get a palindrome (240340101043042).

The spelling of 220120100022020 in words is "two hundred twenty trillion, one hundred twenty billion, one hundred million, twenty-two thousand, twenty".