13113323033 has 4 divisors (see below), whose sum is σ = 13113552228. Its totient is φ = 13113093840.

The previous prime is 13113323029. The next prime is 13113323053. The reversal of 13113323033 is 33032331131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2183038729 + 10930284304 = 46723^2 + 104548^2 .

It is a cyclic number.

It is not a de Polignac number, because 13113323033 - 2² = 13113323029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13113323053) 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, 50735 + ... + 169707.

It is an arithmetic number, because the mean of its divisors is an integer number (3278388057).

Almost surely, 2^13113323033 is an apocalyptic number.

It is an amenable number.

13113323033 is a deficient number, since it is larger than the sum of its proper divisors (229195).

13113323033 is a wasteful number, since it uses less digits than its factorization.

13113323033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229194.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 13113323033 its reverse (33032331131), we get a palindrome (46145654164).

The spelling of 13113323033 in words is "thirteen billion, one hundred thirteen million, three hundred twenty-three thousand, thirty-three".