133013022313 has 8 divisors (see below), whose sum is σ = 137861257160. Its totient is φ = 128230750080.

The previous prime is 133013022299. The next prime is 133013022323. The reversal of 133013022313 is 313220310331.

It can be written as a sum of positive squares in 4 ways, for example, as 85379086809 + 47633935504 = 292197^2 + 218252^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133013022313 - 2⁵ = 133013022281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133013022323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16486548 + ... + 16494613.

It is an arithmetic number, because the mean of its divisors is an integer number (17232657145).

Almost surely, 2^133013022313 is an apocalyptic number.

It is an amenable number.

133013022313 is a deficient number, since it is larger than the sum of its proper divisors (4848234847).

133013022313 is a wasteful number, since it uses less digits than its factorization.

133013022313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32981307.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 133013022313 its reverse (313220310331), we get a palindrome (446233332644).

The spelling of 133013022313 in words is "one hundred thirty-three billion, thirteen million, twenty-two thousand, three hundred thirteen".