122233457729 has 2 divisors, whose sum is σ = 122233457730. Its totient is φ = 122233457728.

The previous prime is 122233457707. The next prime is 122233457807. The reversal of 122233457729 is 927754332221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64752436225 + 57481021504 = 254465^2 + 239752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122233457729 is a prime.

It is not a weakly prime, because it can be changed into another prime (122233457629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61116728864 + 61116728865.

It is an arithmetic number, because the mean of its divisors is an integer number (61116728865).

Almost surely, 2^122233457729 is an apocalyptic number.

It is an amenable number.

122233457729 is a deficient number, since it is larger than the sum of its proper divisors (1).

122233457729 is an equidigital number, since it uses as much as digits as its factorization.

122233457729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 47.

The spelling of 122233457729 in words is "one hundred twenty-two billion, two hundred thirty-three million, four hundred fifty-seven thousand, seven hundred twenty-nine".