122244293 has 2 divisors, whose sum is σ = 122244294. Its totient is φ = 122244292.

The previous prime is 122244289. The next prime is 122244299. The reversal of 122244293 is 392442221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87928129 + 34316164 = 9377^2 + 5858^2 .

It is an emirp because it is prime and its reverse (392442221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122244293 - 2² = 122244289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122244299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61122146 + 61122147.

It is an arithmetic number, because the mean of its divisors is an integer number (61122147).

Almost surely, 2^122244293 is an apocalyptic number.

It is an amenable number.

122244293 is a deficient number, since it is larger than the sum of its proper divisors (1).

122244293 is an equidigital number, since it uses as much as digits as its factorization.

122244293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 29.

The square root of 122244293 is about 11056.4141112750. The cubic root of 122244293 is about 496.2983877593.

The spelling of 122244293 in words is "one hundred twenty-two million, two hundred forty-four thousand, two hundred ninety-three".