113003332021 has 4 divisors (see below), whose sum is σ = 113021673952. Its totient is φ = 112984990092.

The previous prime is 113003332019. The next prime is 113003332103. The reversal of 113003332021 is 120233300311.

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: 120233300311 = 10303 ⋅11669737.

It is a cyclic number.

It is not a de Polignac number, because 113003332021 - 2¹ = 113003332019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113003332021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113003332121) 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, 9161721 + ... + 9174046.

It is an arithmetic number, because the mean of its divisors is an integer number (28255418488).

Almost surely, 2^113003332021 is an apocalyptic number.

It is an amenable number.

113003332021 is a deficient number, since it is larger than the sum of its proper divisors (18341931).

113003332021 is an equidigital number, since it uses as much as digits as its factorization.

113003332021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18341930.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 113003332021 its reverse (120233300311), we get a palindrome (233236632332).

The spelling of 113003332021 in words is "one hundred thirteen billion, three million, three hundred thirty-two thousand, twenty-one".