1112202022020 has 24 divisors (see below), whose sum is σ = 3114165661824. Its totient is φ = 296587205856.

The previous prime is 1112202022007. The next prime is 1112202022021. The reversal of 1112202022020 is 202202022111.

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

It is not an unprimeable number, because it can be changed into a prime (1112202022021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9268350124 + ... + 9268350243.

It is an arithmetic number, because the mean of its divisors is an integer number (129756902576).

Almost surely, 2^{1112202022020} is an apocalyptic number.

1112202022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112202022020 is an abundant number, since it is smaller than the sum of its proper divisors (2001963639804).

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

1112202022020 is a wasteful number, since it uses less digits than its factorization.

1112202022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18536700379 (or 18536700377 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1112202022020 its reverse (202202022111), we get a palindrome (1314404044131).

Subtracting from 1112202022020 its reverse (202202022111), we obtain a palindrome (909999999909).

The spelling of 1112202022020 in words is "one trillion, one hundred twelve billion, two hundred two million, twenty-two thousand, twenty".