22342012423 has 2 divisors, whose sum is σ = 22342012424. Its totient is φ = 22342012422.

The previous prime is 22342012411. The next prime is 22342012457. The reversal of 22342012423 is 32421024322.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22342012423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22342012463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11171006211 + 11171006212.

It is an arithmetic number, because the mean of its divisors is an integer number (11171006212).

Almost surely, 2^22342012423 is an apocalyptic number.

22342012423 is a deficient number, since it is larger than the sum of its proper divisors (1).

22342012423 is an equidigital number, since it uses as much as digits as its factorization.

22342012423 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 22342012423 its reverse (32421024322), we get a palindrome (54763036745).

The spelling of 22342012423 in words is "twenty-two billion, three hundred forty-two million, twelve thousand, four hundred twenty-three".