1310113012121 has 8 divisors (see below), whose sum is σ = 1322916189504. Its totient is φ = 1297311443280.

The previous prime is 1310113011937. The next prime is 1310113012123. The reversal of 1310113012121 is 1212103110131.

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 1310113012121 - 2²² = 1310108817817 is a prime.

It is a super-2 number, since 2×1310113012121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1310113012121.

It is not an unprimeable number, because it can be changed into a prime (1310113012123) 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, 1268510 + ... + 2056536.

It is an arithmetic number, because the mean of its divisors is an integer number (165364523688).

Almost surely, 2^{1310113012121} is an apocalyptic number.

It is an amenable number.

1310113012121 is a deficient number, since it is larger than the sum of its proper divisors (12803177383).

1310113012121 is a wasteful number, since it uses less digits than its factorization.

1310113012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804271.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1310113012121 its reverse (1212103110131), we get a palindrome (2522216122252).

The spelling of 1310113012121 in words is "one trillion, three hundred ten billion, one hundred thirteen million, twelve thousand, one hundred twenty-one".