22423211232423 has 16 divisors (see below), whose sum is σ = 31023794393856. Its totient is φ = 14395510644480.

The previous prime is 22423211232413. The next prime is 22423211232449. The reversal of 22423211232423 is 32423211232422.

It is not a de Polignac number, because 22423211232423 - 2²² = 22423207038119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423211232413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224098890 + ... + 1224117207.

It is an arithmetic number, because the mean of its divisors is an integer number (1938987149616).

Almost surely, 2^{22423211232423} is an apocalyptic number.

22423211232423 is a deficient number, since it is larger than the sum of its proper divisors (8600583161433).

22423211232423 is a wasteful number, since it uses less digits than its factorization.

22423211232423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448216214.

The product of its digits is 55296, while the sum is 33.

Adding to 22423211232423 its reverse (32423211232422), we get a palindrome (54846422464845).

Subtracting 22423211232423 from its reverse (32423211232422), we obtain a palindrome (9999999999999).

The spelling of 22423211232423 in words is "twenty-two trillion, four hundred twenty-three billion, two hundred eleven million, two hundred thirty-two thousand, four hundred twenty-three".