21113302302313 has 8 divisors (see below), whose sum is σ = 22737448778688. Its totient is φ = 19489162440144.

The previous prime is 21113302302307. The next prime is 21113302302319. The reversal of 21113302302313 is 31320320331112.

It is an interprime number because it is at equal distance from previous prime (21113302302307) and next prime (21113302302319).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21113302302313 - 2³⁷ = 20975863348841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21113302302319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6445470 + ... + 9152632.

It is an arithmetic number, because the mean of its divisors is an integer number (2842181097336).

Almost surely, 2^{21113302302313} is an apocalyptic number.

It is an amenable number.

21113302302313 is a deficient number, since it is larger than the sum of its proper divisors (1624146476375).

21113302302313 is a wasteful number, since it uses less digits than its factorization.

21113302302313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307103.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 21113302302313 its reverse (31320320331112), we get a palindrome (52433622633425).

The spelling of 21113302302313 in words is "twenty-one trillion, one hundred thirteen billion, three hundred two million, three hundred two thousand, three hundred thirteen".