22423430311 has 2 divisors, whose sum is σ = 22423430312. Its totient is φ = 22423430310.

The previous prime is 22423430207. The next prime is 22423430339. The reversal of 22423430311 is 11303432422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22423430311 - 2⁹ = 22423429799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22423430611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11211715155 + 11211715156.

It is an arithmetic number, because the mean of its divisors is an integer number (11211715156).

Almost surely, 2^22423430311 is an apocalyptic number.

22423430311 is a deficient number, since it is larger than the sum of its proper divisors (1).

22423430311 is an equidigital number, since it uses as much as digits as its factorization.

22423430311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 22423430311 its reverse (11303432422), we get a palindrome (33726862733).

The spelling of 22423430311 in words is "twenty-two billion, four hundred twenty-three million, four hundred thirty thousand, three hundred eleven".