1210020320313 has 48 divisors (see below), whose sum is σ = 2072223870080. Its totient is φ = 691190257536.

The previous prime is 1210020320261. The next prime is 1210020320321. The reversal of 1210020320313 is 3130230200121.

1210020320313 is a `hidden beast` number, since 1 + 2 + 10 + 0 + 20 + 320 + 313 = 666.

It is not a de Polignac number, because 1210020320313 - 2²⁴ = 1210003543097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1210020320213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4630533 + ... + 4884861.

Almost surely, 2^{1210020320313} is an apocalyptic number.

It is an amenable number.

1210020320313 is a deficient number, since it is larger than the sum of its proper divisors (862203549767).

1210020320313 is an equidigital number, since it uses as much as digits as its factorization.

1210020320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257148 (or 257136 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1210020320313 its reverse (3130230200121), we get a palindrome (4340250520434).

The spelling of 1210020320313 in words is "one trillion, two hundred ten billion, twenty million, three hundred twenty thousand, three hundred thirteen".