22343233441213 has 4 divisors (see below), whose sum is σ = 22347871858620. Its totient is φ = 22338595023808.

The previous prime is 22343233441163. The next prime is 22343233441223. The reversal of 22343233441213 is 31214433234322.

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 8996508338724 + 13346725102489 = 2999418^2 + 3653317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22343233441213 is a prime.

It is a super-2 number, since 2×22343233441213² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22343233441223) 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, 2319201478 + ... + 2319211111.

It is an arithmetic number, because the mean of its divisors is an integer number (5586967964655).

Almost surely, 2^{22343233441213} is an apocalyptic number.

It is an amenable number.

22343233441213 is a deficient number, since it is larger than the sum of its proper divisors (4638417407).

22343233441213 is an equidigital number, since it uses as much as digits as its factorization.

22343233441213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4638417406.

The product of its digits is 248832, while the sum is 37.

Adding to 22343233441213 its reverse (31214433234322), we get a palindrome (53557666675535).

The spelling of 22343233441213 in words is "twenty-two trillion, three hundred forty-three billion, two hundred thirty-three million, four hundred forty-one thousand, two hundred thirteen".