99232123020257 has 2 divisors, whose sum is σ = 99232123020258. Its totient is φ = 99232123020256.

The previous prime is 99232123020193. The next prime is 99232123020269. The reversal of 99232123020257 is 75202032123299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70311562269601 + 28920560750656 = 8385199^2 + 5377784^2 .

It is a cyclic number.

It is not a de Polignac number, because 99232123020257 - 2⁶ = 99232123020193 is a prime.

It is not a weakly prime, because it can be changed into another prime (99232123040257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49616061510128 + 49616061510129.

It is an arithmetic number, because the mean of its divisors is an integer number (49616061510129).

Almost surely, 2^{99232123020257} is an apocalyptic number.

It is an amenable number.

99232123020257 is a deficient number, since it is larger than the sum of its proper divisors (1).

99232123020257 is an equidigital number, since it uses as much as digits as its factorization.

99232123020257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 99232123020257 in words is "ninety-nine trillion, two hundred thirty-two billion, one hundred twenty-three million, twenty thousand, two hundred fifty-seven".