112020021331 has 4 divisors (see below), whose sum is σ = 112020800200. Its totient is φ = 112019242464.

The previous prime is 112020021319. The next prime is 112020021349. The reversal of 112020021331 is 133120020211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 112020021331 - 2⁷ = 112020021203 is a prime.

It is a super-2 number, since 2×112020021331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112020021361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103926 + ... + 484603.

It is an arithmetic number, because the mean of its divisors is an integer number (28005200050).

Almost surely, 2^112020021331 is an apocalyptic number.

112020021331 is a deficient number, since it is larger than the sum of its proper divisors (778869).

112020021331 is an equidigital number, since it uses as much as digits as its factorization.

112020021331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778868.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 112020021331 its reverse (133120020211), we get a palindrome (245140041542).

The spelling of 112020021331 in words is "one hundred twelve billion, twenty million, twenty-one thousand, three hundred thirty-one".