1312013311133 has 8 divisors (see below), whose sum is σ = 1516291467840. Its totient is φ = 1111947075360.

The previous prime is 1312013311129. The next prime is 1312013311159. The reversal of 1312013311133 is 3311133102131.

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 1312013311133 - 2² = 1312013311129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312013311099 and 1312013311108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312013311123) 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, 1052979563 + ... + 1052980808.

It is an arithmetic number, because the mean of its divisors is an integer number (189536433480).

Almost surely, 2^{1312013311133} is an apocalyptic number.

It is an amenable number.

1312013311133 is a deficient number, since it is larger than the sum of its proper divisors (204278156707).

1312013311133 is an equidigital number, since it uses as much as digits as its factorization.

1312013311133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105960467.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 1312013311133 its reverse (3311133102131), we get a palindrome (4623146413264).

The spelling of 1312013311133 in words is "one trillion, three hundred twelve billion, thirteen million, three hundred eleven thousand, one hundred thirty-three".