9982397122013 has 4 divisors (see below), whose sum is σ = 9983571392028. Its totient is φ = 9981222852000.

The previous prime is 9982397122001. The next prime is 9982397122051. The reversal of 9982397122013 is 3102217932899.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3077789535769 + 6904607586244 = 1754363^2 + 2627662^2 .

It is a cyclic number.

It is not a de Polignac number, because 9982397122013 - 2¹⁶ = 9982397056477 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9982397122013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9982394122013) 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, 587122256 + ... + 587139257.

It is an arithmetic number, because the mean of its divisors is an integer number (2495892848007).

Almost surely, 2^{9982397122013} is an apocalyptic number.

It is an amenable number.

9982397122013 is a deficient number, since it is larger than the sum of its proper divisors (1174270015).

9982397122013 is a wasteful number, since it uses less digits than its factorization.

9982397122013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174270014.

The product of its (nonzero) digits is 2939328, while the sum is 56.

The spelling of 9982397122013 in words is "nine trillion, nine hundred eighty-two billion, three hundred ninety-seven million, one hundred twenty-two thousand, thirteen".