22431205023323 has 2 divisors, whose sum is σ = 22431205023324. Its totient is φ = 22431205023322.

The previous prime is 22431205023319. The next prime is 22431205023377. The reversal of 22431205023323 is 32332050213422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22431205023323 - 2² = 22431205023319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22431205023323.

It is not a weakly prime, because it can be changed into another prime (22431205023923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11215602511661 + 11215602511662.

It is an arithmetic number, because the mean of its divisors is an integer number (11215602511662).

Almost surely, 2^{22431205023323} is an apocalyptic number.

22431205023323 is a deficient number, since it is larger than the sum of its proper divisors (1).

22431205023323 is an equidigital number, since it uses as much as digits as its factorization.

22431205023323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 22431205023323 its reverse (32332050213422), we get a palindrome (54763255236745).

The spelling of 22431205023323 in words is "twenty-two trillion, four hundred thirty-one billion, two hundred five million, twenty-three thousand, three hundred twenty-three".