22310013113021 has 4 divisors (see below), whose sum is σ = 22316087174172. Its totient is φ = 22303939051872.

The previous prime is 22310013112991. The next prime is 22310013113033. The reversal of 22310013113021 is 12031131001322.

It is a happy number.

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 1547819644996 + 20762193468025 = 1244114^2 + 4556555^2 .

It is a cyclic number.

It is not a de Polignac number, because 22310013113021 - 2⁴² = 17911966601917 is a prime.

It is a super-3 number, since 3×22310013113021³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22310013112984 and 22310013113002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22310013113081) 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, 3037025066 + ... + 3037032411.

It is an arithmetic number, because the mean of its divisors is an integer number (5579021793543).

Almost surely, 2^{22310013113021} is an apocalyptic number.

It is an amenable number.

22310013113021 is a deficient number, since it is larger than the sum of its proper divisors (6074061151).

22310013113021 is an equidigital number, since it uses as much as digits as its factorization.

22310013113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074061150.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 22310013113021 its reverse (12031131001322), we get a palindrome (34341144114343).

The spelling of 22310013113021 in words is "twenty-two trillion, three hundred ten billion, thirteen million, one hundred thirteen thousand, twenty-one".