1210020311313 has 12 divisors (see below), whose sum is σ = 1906698672528. Its totient is φ = 733345643160.

The previous prime is 1210020311249. The next prime is 1210020311327. The reversal of 1210020311313 is 3131130200121.

1210020311313 is a `hidden beast` number, since 1 + 21 + 0 + 0 + 20 + 311 + 313 = 666.

It is not a de Polignac number, because 1210020311313 - 2⁶ = 1210020311249 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1210020311113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6111213595 + ... + 6111213792.

It is an arithmetic number, because the mean of its divisors is an integer number (158891556044).

Almost surely, 2^{1210020311313} is an apocalyptic number.

It is an amenable number.

1210020311313 is a deficient number, since it is larger than the sum of its proper divisors (696678361215).

1210020311313 is a wasteful number, since it uses less digits than its factorization.

1210020311313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12222427404 (or 12222427401 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1210020311313 its reverse (3131130200121), we get a palindrome (4341150511434).

The spelling of 1210020311313 in words is "one trillion, two hundred ten billion, twenty million, three hundred eleven thousand, three hundred thirteen".