113331322333021 has 4 divisors (see below), whose sum is σ = 122049116358652. Its totient is φ = 104613528307392.

The previous prime is 113331322333013. The next prime is 113331322333081. The reversal of 113331322333021 is 120333223133311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15787828092100 + 97543494240921 = 3973390^2 + 9876411^2 .

It is not a de Polignac number, because 113331322333021 - 2³ = 113331322333013 is a prime.

It is a super-2 number, since 2×113331322333021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113331322333081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358897012796 + ... + 4358897012821.

It is an arithmetic number, because the mean of its divisors is an integer number (30512279089663).

Almost surely, 2^{113331322333021} is an apocalyptic number.

It is an amenable number.

113331322333021 is a deficient number, since it is larger than the sum of its proper divisors (8717794025631).

113331322333021 is an equidigital number, since it uses as much as digits as its factorization.

113331322333021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8717794025630.

The product of its (nonzero) digits is 17496, while the sum is 31.

Adding to 113331322333021 its reverse (120333223133311), we get a palindrome (233664545466332).

The spelling of 113331322333021 in words is "one hundred thirteen trillion, three hundred thirty-one billion, three hundred twenty-two million, three hundred thirty-three thousand, twenty-one".