1310121200003 has 96 divisors (see below), whose sum is σ = 1719610933248. Its totient is φ = 986462971200.

The previous prime is 1310121199991. The next prime is 1310121200027. The reversal of 1310121200003 is 3000021210131.

It is not a de Polignac number, because 1310121200003 - 2⁸ = 1310121199747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310121200053) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1270728098 + ... + 1270729128.

It is an arithmetic number, because the mean of its divisors is an integer number (17912613888).

Almost surely, 2^{1310121200003} is an apocalyptic number.

1310121200003 is a deficient number, since it is larger than the sum of its proper divisors (409489733245).

1310121200003 is a wasteful number, since it uses less digits than its factorization.

1310121200003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693 (or 1686 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1310121200003 its reverse (3000021210131), we get a palindrome (4310142410134).

The spelling of 1310121200003 in words is "one trillion, three hundred ten billion, one hundred twenty-one million, two hundred thousand, three".