22163006423 has 2 divisors, whose sum is σ = 22163006424. Its totient is φ = 22163006422.

The previous prime is 22163006419. The next prime is 22163006431. The reversal of 22163006423 is 32460036122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22163006423 - 2² = 22163006419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22163006473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11081503211 + 11081503212.

It is an arithmetic number, because the mean of its divisors is an integer number (11081503212).

Almost surely, 2^22163006423 is an apocalyptic number.

22163006423 is a deficient number, since it is larger than the sum of its proper divisors (1).

22163006423 is an equidigital number, since it uses as much as digits as its factorization.

22163006423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The spelling of 22163006423 in words is "twenty-two billion, one hundred sixty-three million, six thousand, four hundred twenty-three".