2021313132113 has 16 divisors (see below), whose sum is σ = 2276667578880. Its totient is φ = 1777916150400.

The previous prime is 2021313132107. The next prime is 2021313132119. The reversal of 2021313132113 is 3112313131202.

It is an interprime number because it is at equal distance from previous prime (2021313132107) and next prime (2021313132119).

It is a cyclic number.

It is not a de Polignac number, because 2021313132113 - 2³⁸ = 1746435225169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021313132119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060931 + ... + 2273367.

It is an arithmetic number, because the mean of its divisors is an integer number (142291723680).

Almost surely, 2^{2021313132113} is an apocalyptic number.

It is an amenable number.

2021313132113 is a deficient number, since it is larger than the sum of its proper divisors (255354446767).

2021313132113 is a wasteful number, since it uses less digits than its factorization.

2021313132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217368.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2021313132113 its reverse (3112313131202), we get a palindrome (5133626263315).

The spelling of 2021313132113 in words is "two trillion, twenty-one billion, three hundred thirteen million, one hundred thirty-two thousand, one hundred thirteen".