1313311202133 has 32 divisors (see below), whose sum is σ = 2070661397760. Its totient is φ = 724439493120.

The previous prime is 1313311202117. The next prime is 1313311202213. The reversal of 1313311202133 is 3312021133131.

It is not a de Polignac number, because 1313311202133 - 2⁴ = 1313311202117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313311200133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2843041 + ... + 3272537.

It is an arithmetic number, because the mean of its divisors is an integer number (64708168680).

Almost surely, 2^{1313311202133} is an apocalyptic number.

It is an amenable number.

1313311202133 is a deficient number, since it is larger than the sum of its proper divisors (757350195627).

1313311202133 is a wasteful number, since it uses less digits than its factorization.

1313311202133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434557.

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

Adding to 1313311202133 its reverse (3312021133131), we get a palindrome (4625332335264).

The spelling of 1313311202133 in words is "one trillion, three hundred thirteen billion, three hundred eleven million, two hundred two thousand, one hundred thirty-three".