2133103231313 has 4 divisors (see below), whose sum is σ = 2182710283248. Its totient is φ = 2083496179380.

The previous prime is 2133103231309. The next prime is 2133103231333. The reversal of 2133103231313 is 3131323013312.

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 2133103231313 - 2² = 2133103231309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133103231333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24803525903 + ... + 24803525988.

It is an arithmetic number, because the mean of its divisors is an integer number (545677570812).

Almost surely, 2^{2133103231313} is an apocalyptic number.

It is an amenable number.

2133103231313 is a deficient number, since it is larger than the sum of its proper divisors (49607051935).

2133103231313 is an equidigital number, since it uses as much as digits as its factorization.

2133103231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49607051934.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 2133103231313 its reverse (3131323013312), we get a palindrome (5264426244625).

The spelling of 2133103231313 in words is "two trillion, one hundred thirty-three billion, one hundred three million, two hundred thirty-one thousand, three hundred thirteen".