22401232423 has 2 divisors, whose sum is σ = 22401232424. Its totient is φ = 22401232422.

The previous prime is 22401232397. The next prime is 22401232499. The reversal of 22401232423 is 32423210422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22401232423 - 2¹³ = 22401224231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22401232523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11200616211 + 11200616212.

It is an arithmetic number, because the mean of its divisors is an integer number (11200616212).

Almost surely, 2^22401232423 is an apocalyptic number.

22401232423 is a deficient number, since it is larger than the sum of its proper divisors (1).

22401232423 is an equidigital number, since it uses as much as digits as its factorization.

22401232423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22401232423 its reverse (32423210422), we get a palindrome (54824442845).

The spelling of 22401232423 in words is "twenty-two billion, four hundred one million, two hundred thirty-two thousand, four hundred twenty-three".