12322021316343 has 4 divisors (see below), whose sum is σ = 16429361755128. Its totient is φ = 8214680877560.

The previous prime is 12322021316333. The next prime is 12322021316347. The reversal of 12322021316343 is 34361312022321.

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

It is a cyclic number.

It is not a de Polignac number, because 12322021316343 - 2²² = 12322017122039 is a prime.

It is a super-2 number, since 2×12322021316343² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322021316347) 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, 2053670219388 + ... + 2053670219393.

It is an arithmetic number, because the mean of its divisors is an integer number (4107340438782).

Almost surely, 2^{12322021316343} is an apocalyptic number.

12322021316343 is a deficient number, since it is larger than the sum of its proper divisors (4107340438785).

12322021316343 is an equidigital number, since it uses as much as digits as its factorization.

12322021316343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107340438784.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 12322021316343 its reverse (34361312022321), we get a palindrome (46683333338664).

The spelling of 12322021316343 in words is "twelve trillion, three hundred twenty-two billion, twenty-one million, three hundred sixteen thousand, three hundred forty-three".