13013331033 has 4 divisors (see below), whose sum is σ = 17351108048. Its totient is φ = 8675554020.

The previous prime is 13013331031. The next prime is 13013331061. The reversal of 13013331033 is 33013331031.

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.

It is not a de Polignac number, because 13013331033 - 2¹ = 13013331031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13013331031) 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, 2168888503 + ... + 2168888508.

It is an arithmetic number, because the mean of its divisors is an integer number (4337777012).

Almost surely, 2^13013331033 is an apocalyptic number.

It is an amenable number.

13013331033 is a deficient number, since it is larger than the sum of its proper divisors (4337777015).

13013331033 is an equidigital number, since it uses as much as digits as its factorization.

13013331033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4337777014.

The product of its (nonzero) digits is 729, while the sum is 21.

Adding to 13013331033 its reverse (33013331031), we get a palindrome (46026662064).

The spelling of 13013331033 in words is "thirteen billion, thirteen million, three hundred thirty-one thousand, thirty-three".