133233121313 has 4 divisors (see below), whose sum is σ = 137530963968. Its totient is φ = 128935278660.

The previous prime is 133233121303. The next prime is 133233121331. The reversal of 133233121313 is 313121332331.

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 133233121313 - 2⁶ = 133233121249 is a prime.

It is a super-2 number, since 2×133233121313² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133233121303) 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, 2148921281 + ... + 2148921342.

It is an arithmetic number, because the mean of its divisors is an integer number (34382740992).

Almost surely, 2^133233121313 is an apocalyptic number.

It is an amenable number.

133233121313 is a deficient number, since it is larger than the sum of its proper divisors (4297842655).

133233121313 is an equidigital number, since it uses as much as digits as its factorization.

133233121313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297842654.

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

Adding to 133233121313 its reverse (313121332331), we get a palindrome (446354453644).

The spelling of 133233121313 in words is "one hundred thirty-three billion, two hundred thirty-three million, one hundred twenty-one thousand, three hundred thirteen".