120111112020220 has 24 divisors (see below), whose sum is σ = 252394301061504. Its totient is φ = 48013784652096.

The previous prime is 120111112020187. The next prime is 120111112020233. The reversal of 120111112020220 is 22020211111021.

It is a junction number, because it is equal to n+sod(n) for n = 120111112020194 and 120111112020203.

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, 1916227627 + ... + 1916290306.

It is an arithmetic number, because the mean of its divisors is an integer number (10516429210896).

Almost surely, 2^{120111112020220} is an apocalyptic number.

120111112020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120111112020220 is an abundant number, since it is smaller than the sum of its proper divisors (132283189041284).

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

120111112020220 is a wasteful number, since it uses less digits than its factorization.

120111112020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3832519509 (or 3832519507 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120111112020220 its reverse (22020211111021), we get a palindrome (142131323131241).

The spelling of 120111112020220 in words is "one hundred twenty trillion, one hundred eleven billion, one hundred twelve million, twenty thousand, two hundred twenty".