102323122049 has 2 divisors, whose sum is σ = 102323122050. Its totient is φ = 102323122048.

The previous prime is 102323122021. The next prime is 102323122073. The reversal of 102323122049 is 940221323201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53102593600 + 49220528449 = 230440^2 + 221857^2 .

It is a cyclic number.

It is not a de Polignac number, because 102323122049 - 2⁸ = 102323121793 is a prime.

It is not a weakly prime, because it can be changed into another prime (102323122949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51161561024 + 51161561025.

It is an arithmetic number, because the mean of its divisors is an integer number (51161561025).

Almost surely, 2^102323122049 is an apocalyptic number.

It is an amenable number.

102323122049 is a deficient number, since it is larger than the sum of its proper divisors (1).

102323122049 is an equidigital number, since it uses as much as digits as its factorization.

102323122049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 102323122049 in words is "one hundred two billion, three hundred twenty-three million, one hundred twenty-two thousand, forty-nine".