122222336311 has 2 divisors, whose sum is σ = 122222336312. Its totient is φ = 122222336310.

The previous prime is 122222336297. The next prime is 122222336389. The reversal of 122222336311 is 113633222221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122222336311 - 2⁹ = 122222335799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122222336311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122222336011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61111168155 + 61111168156.

It is an arithmetic number, because the mean of its divisors is an integer number (61111168156).

Almost surely, 2^122222336311 is an apocalyptic number.

122222336311 is a deficient number, since it is larger than the sum of its proper divisors (1).

122222336311 is an equidigital number, since it uses as much as digits as its factorization.

122222336311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

Adding to 122222336311 its reverse (113633222221), we get a palindrome (235855558532).

The spelling of 122222336311 in words is "one hundred twenty-two billion, two hundred twenty-two million, three hundred thirty-six thousand, three hundred eleven".