22323131244343 has 4 divisors (see below), whose sum is σ = 22357848400888. Its totient is φ = 22288414087800.

The previous prime is 22323131244283. The next prime is 22323131244367. The reversal of 22323131244343 is 34344213132322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22323131244343 is a prime.

It is a super-3 number, since 3×22323131244343³ (a number of 41 digits) contains 333 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 (22323131244443) 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, 17358577308 + ... + 17358578593.

It is an arithmetic number, because the mean of its divisors is an integer number (5589462100222).

Almost surely, 2^{22323131244343} is an apocalyptic number.

22323131244343 is a deficient number, since it is larger than the sum of its proper divisors (34717156545).

22323131244343 is an equidigital number, since it uses as much as digits as its factorization.

22323131244343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34717156544.

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

Adding to 22323131244343 its reverse (34344213132322), we get a palindrome (56667344376665).

The spelling of 22323131244343 in words is "twenty-two trillion, three hundred twenty-three billion, one hundred thirty-one million, two hundred forty-four thousand, three hundred forty-three".