22344451111 has 2 divisors, whose sum is σ = 22344451112. Its totient is φ = 22344451110.

The previous prime is 22344451093. The next prime is 22344451123. The reversal of 22344451111 is 11115444322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22344451111 - 2¹¹ = 22344449063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22344451111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22344451141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172225555 + 11172225556.

It is an arithmetic number, because the mean of its divisors is an integer number (11172225556).

Almost surely, 2^22344451111 is an apocalyptic number.

22344451111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22344451111 is an equidigital number, since it uses as much as digits as its factorization.

22344451111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3840, while the sum is 28.

Adding to 22344451111 its reverse (11115444322), we get a palindrome (33459895433).

The spelling of 22344451111 in words is "twenty-two billion, three hundred forty-four million, four hundred fifty-one thousand, one hundred eleven".