113302210021 has 24 divisors (see below), whose sum is σ = 153278529152. Its totient is φ = 81496087200.

The previous prime is 113302210003. The next prime is 113302210027. The reversal of 113302210021 is 120012203311.

It is not a de Polignac number, because 113302210021 - 2²¹ = 113300112869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113302209977 and 113302210004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113302210027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5133945 + ... + 5155966.

Almost surely, 2^113302210021 is an apocalyptic number.

113302210021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

113302210021 is a deficient number, since it is larger than the sum of its proper divisors (39976319131).

113302210021 is a wasteful number, since it uses less digits than its factorization.

113302210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10289953 (or 10289942 counting only the distinct ones).

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

Adding to 113302210021 its reverse (120012203311), we get a palindrome (233314413332).

It can be divided in two parts, 113302 and 210021, that added together give a palindrome (323323).

The spelling of 113302210021 in words is "one hundred thirteen billion, three hundred two million, two hundred ten thousand, twenty-one".