220102010021120 has 144 divisors (see below), whose sum is σ = 540049737944640. Its totient is φ = 85901548142592.

The previous prime is 220102010021087. The next prime is 220102010021227. The reversal of 220102010021120 is 21120010201022.

It is a junction number, because it is equal to n+sod(n) for n = 220102010021095 and 220102010021104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49438571 + ... + 53706389.

Almost surely, 2^{220102010021120} is an apocalyptic number.

220102010021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220102010021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270024868972320).

220102010021120 is an abundant number, since it is smaller than the sum of its proper divisors (319947727923520).

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

220102010021120 is an equidigital number, since it uses as much as digits as its factorization.

220102010021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268820 (or 4268806 counting only the distinct ones).

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

Adding to 220102010021120 its reverse (21120010201022), we get a palindrome (241222020222142).

The spelling of 220102010021120 in words is "two hundred twenty trillion, one hundred two billion, ten million, twenty-one thousand, one hundred twenty".