13133131220233 has 4 divisors (see below), whose sum is σ = 13163047237120. Its totient is φ = 13103215203348.

The previous prime is 13133131220197. The next prime is 13133131220263. The reversal of 13133131220233 is 33202213133131.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 13133131220233 - 2²⁵ = 13133097665801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13133131220263) 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, 14958007785 + ... + 14958008662.

It is an arithmetic number, because the mean of its divisors is an integer number (3290761809280).

Almost surely, 2^{13133131220233} is an apocalyptic number.

It is an amenable number.

13133131220233 is a deficient number, since it is larger than the sum of its proper divisors (29916016887).

13133131220233 is an equidigital number, since it uses as much as digits as its factorization.

13133131220233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29916016886.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 13133131220233 its reverse (33202213133131), we get a palindrome (46335344353364).

The spelling of 13133131220233 in words is "thirteen trillion, one hundred thirty-three billion, one hundred thirty-one million, two hundred twenty thousand, two hundred thirty-three".