13332120331 has 4 divisors (see below), whose sum is σ = 13332387600. Its totient is φ = 13331853064.

The previous prime is 13332120313. The next prime is 13332120377. The reversal of 13332120331 is 13302123331.

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

It is a cyclic number.

It is not a de Polignac number, because 13332120331 - 2¹⁷ = 13331989259 is a prime.

It is a super-2 number, since 2×13332120331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13332120311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34096 + ... + 166813.

It is an arithmetic number, because the mean of its divisors is an integer number (3333096900).

Almost surely, 2^13332120331 is an apocalyptic number.

13332120331 is a deficient number, since it is larger than the sum of its proper divisors (267269).

13332120331 is an equidigital number, since it uses as much as digits as its factorization.

13332120331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267268.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13332120331 its reverse (13302123331), we get a palindrome (26634243662).

The spelling of 13332120331 in words is "thirteen billion, three hundred thirty-two million, one hundred twenty thousand, three hundred thirty-one".