113300012021 has 4 divisors (see below), whose sum is σ = 129485728032. Its totient is φ = 97114296012.

The previous prime is 113300012009. The next prime is 113300012029. The reversal of 113300012021 is 120210003311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 120210003311 = 9103 ⋅13205537.

It is a cyclic number.

It is not a de Polignac number, because 113300012021 - 2³⁰ = 112226270197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113300011987 and 113300012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113300012029) 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, 8092857995 + ... + 8092858008.

It is an arithmetic number, because the mean of its divisors is an integer number (32371432008).

Almost surely, 2^113300012021 is an apocalyptic number.

It is an amenable number.

113300012021 is a deficient number, since it is larger than the sum of its proper divisors (16185716011).

113300012021 is an equidigital number, since it uses as much as digits as its factorization.

113300012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16185716010.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 113300012021 its reverse (120210003311), we get a palindrome (233510015332).

The spelling of 113300012021 in words is "one hundred thirteen billion, three hundred million, twelve thousand, twenty-one".