120002220020 has 24 divisors (see below), whose sum is σ = 252934579968. Its totient is φ = 47823760800.

The previous prime is 120002220001. The next prime is 120002220083. The reversal of 120002220020 is 20022200021.

It is a junction number, because it is equal to n+sod(n) for n = 120002219983 and 120002220010.

It is a congruent number.

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, 11064896 + ... + 11075735.

It is an arithmetic number, because the mean of its divisors is an integer number (10538940832).

Almost surely, 2^120002220020 is an apocalyptic number.

120002220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120002220020 is an abundant number, since it is smaller than the sum of its proper divisors (132932359948).

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

120002220020 is a wasteful number, since it uses less digits than its factorization.

120002220020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22140911 (or 22140909 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 120002220020 its reverse (20022200021), we get a palindrome (140024420041).

The spelling of 120002220020 in words is "one hundred twenty billion, two million, two hundred twenty thousand, twenty".