120001112112020 has 96 divisors (see below), whose sum is σ = 256797755778816. Its totient is φ = 47093685811200.

The previous prime is 120001112112001. The next prime is 120001112112053. The reversal of 120001112112020 is 20211211100021.

It is a junction number, because it is equal to n+sod(n) for n = 120001112111986 and 120001112112004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2622550982 + ... + 2622596738.

It is an arithmetic number, because the mean of its divisors is an integer number (2674976622696).

Almost surely, 2^{120001112112020} is an apocalyptic number.

120001112112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001112112020 is an abundant number, since it is smaller than the sum of its proper divisors (136796643666796).

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

120001112112020 is a wasteful number, since it uses less digits than its factorization.

120001112112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54801 (or 54799 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120001112112020 its reverse (20211211100021), we get a palindrome (140212323212041).

The spelling of 120001112112020 in words is "one hundred twenty trillion, one billion, one hundred twelve million, one hundred twelve thousand, twenty".