22342123 has 2 divisors, whose sum is σ = 22342124. Its totient is φ = 22342122.

The previous prime is 22342087. The next prime is 22342127. The reversal of 22342123 is 32124322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22342123 - 2¹³ = 22333931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22342123.

It is not a weakly prime, because it can be changed into another prime (22342127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11171061 + 11171062.

It is an arithmetic number, because the mean of its divisors is an integer number (11171062).

Almost surely, 2^22342123 is an apocalyptic number.

22342123 is a deficient number, since it is larger than the sum of its proper divisors (1).

22342123 is an equidigital number, since it uses as much as digits as its factorization.

22342123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 19.

The square root of 22342123 is about 4726.7454976971. The cubic root of 22342123 is about 281.6489562448.

Adding to 22342123 its reverse (32124322), we get a palindrome (54466445).

The spelling of 22342123 in words is "twenty-two million, three hundred forty-two thousand, one hundred twenty-three".