2021008001113 has 4 divisors (see below), whose sum is σ = 2021676547968. Its totient is φ = 2020339454260.

The previous prime is 2021008001107. The next prime is 2021008001171. The reversal of 2021008001113 is 3111008001202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021008001113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021008007113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334268893 + ... + 334274938.

It is an arithmetic number, because the mean of its divisors is an integer number (505419136992).

Almost surely, 2^{2021008001113} is an apocalyptic number.

It is an amenable number.

2021008001113 is a deficient number, since it is larger than the sum of its proper divisors (668546855).

2021008001113 is an equidigital number, since it uses as much as digits as its factorization.

2021008001113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668546854.

The product of its (nonzero) digits is 96, while the sum is 19.

The spelling of 2021008001113 in words is "two trillion, twenty-one billion, eight million, one thousand, one hundred thirteen".