123163222229 has 2 divisors, whose sum is σ = 123163222230. Its totient is φ = 123163222228.

The previous prime is 123163222213. The next prime is 123163222249. The reversal of 123163222229 is 922222361321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105753739204 + 17409483025 = 325198^2 + 131945^2 .

It is a cyclic number.

It is not a de Polignac number, because 123163222229 - 2⁴ = 123163222213 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123163222249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61581611114 + 61581611115.

It is an arithmetic number, because the mean of its divisors is an integer number (61581611115).

Almost surely, 2^123163222229 is an apocalyptic number.

It is an amenable number.

123163222229 is a deficient number, since it is larger than the sum of its proper divisors (1).

123163222229 is an equidigital number, since it uses as much as digits as its factorization.

123163222229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The spelling of 123163222229 in words is "one hundred twenty-three billion, one hundred sixty-three million, two hundred twenty-two thousand, two hundred twenty-nine".