1313122013133 has 16 divisors (see below), whose sum is σ = 2014377014400. Its totient is φ = 745319491776.

The previous prime is 1313122013101. The next prime is 1313122013149. The reversal of 1313122013133 is 3313102213131.

It is not a de Polignac number, because 1313122013133 - 2⁵ = 1313122013101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313122013153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209827810 + ... + 209834067.

It is an arithmetic number, because the mean of its divisors is an integer number (125898563400).

Almost surely, 2^{1313122013133} is an apocalyptic number.

It is an amenable number.

1313122013133 is a deficient number, since it is larger than the sum of its proper divisors (701255001267).

1313122013133 is a wasteful number, since it uses less digits than its factorization.

1313122013133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419662036.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1313122013133 its reverse (3313102213131), we get a palindrome (4626224226264).

The spelling of 1313122013133 in words is "one trillion, three hundred thirteen billion, one hundred twenty-two million, thirteen thousand, one hundred thirty-three".