122422331 has 2 divisors, whose sum is σ = 122422332. Its totient is φ = 122422330.

The previous prime is 122422297. The next prime is 122422337. The reversal of 122422331 is 133224221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122422331 is a prime.

It is a super-2 number, since 2×122422331² = 29974454254947122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122422337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61211165 + 61211166.

It is an arithmetic number, because the mean of its divisors is an integer number (61211166).

Almost surely, 2^122422331 is an apocalyptic number.

122422331 is a deficient number, since it is larger than the sum of its proper divisors (1).

122422331 is an equidigital number, since it uses as much as digits as its factorization.

122422331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 20.

The square root of 122422331 is about 11064.4625264854. The cubic root of 122422331 is about 496.5392091198.

Adding to 122422331 its reverse (133224221), we get a palindrome (255646552).

The spelling of 122422331 in words is "one hundred twenty-two million, four hundred twenty-two thousand, three hundred thirty-one".