112021121013 has 4 divisors (see below), whose sum is σ = 149361494688. Its totient is φ = 74680747340.

The previous prime is 112021120973. The next prime is 112021121041. The reversal of 112021121013 is 310121120211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112021121013 - 2¹⁶ = 112021055477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112021120983 and 112021121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021123013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18670186833 + ... + 18670186838.

It is an arithmetic number, because the mean of its divisors is an integer number (37340373672).

Almost surely, 2^112021121013 is an apocalyptic number.

It is an amenable number.

112021121013 is a deficient number, since it is larger than the sum of its proper divisors (37340373675).

112021121013 is an equidigital number, since it uses as much as digits as its factorization.

112021121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37340373674.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 112021121013 its reverse (310121120211), we get a palindrome (422142241224).

The spelling of 112021121013 in words is "one hundred twelve billion, twenty-one million, one hundred twenty-one thousand, thirteen".