112121122020000 has 120 divisors (see below), whose sum is σ = 367779704646816. Its totient is φ = 29898965856000.

The previous prime is 112121122019941. The next prime is 112121122020031. The reversal of 112121122020000 is 20221121211.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×112121122020000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 934282684 + ... + 934402683.

Almost surely, 2^{112121122020000} is an apocalyptic number.

112121122020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112121122020000 is an abundant number, since it is smaller than the sum of its proper divisors (255658582626816).

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

112121122020000 is an equidigital number, since it uses as much as digits as its factorization.

112121122020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868685400 (or 1868685377 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112121122020000 its reverse (20221121211), we get a palindrome (112141343141211).

The spelling of 112121122020000 in words is "one hundred twelve trillion, one hundred twenty-one billion, one hundred twenty-two million, twenty thousand".