1112020021120 has 32 divisors (see below), whose sum is σ = 2658422864520. Its totient is φ = 444808008192.

The previous prime is 1112020021117. The next prime is 1112020021153. The reversal of 1112020021120 is 211200202111.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×1112020021120³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112020021120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 868765002 + ... + 868766281.

Almost surely, 2^{1112020021120} is an apocalyptic number.

1112020021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112020021120 is an abundant number, since it is smaller than the sum of its proper divisors (1546402843400).

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

1112020021120 is an equidigital number, since it uses as much as digits as its factorization.

1112020021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737531302 (or 1737531290 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112020021120 its reverse (211200202111), we get a palindrome (1323220223231).

The spelling of 1112020021120 in words is "one trillion, one hundred twelve billion, twenty million, twenty-one thousand, one hundred twenty".