121424402023297 has 2 divisors, whose sum is σ = 121424402023298. Its totient is φ = 121424402023296.

The previous prime is 121424402023261. The next prime is 121424402023321. The reversal of 121424402023297 is 792320204424121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116070435412801 + 5353966610496 = 10773599^2 + 2313864^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121424402023297 is a prime.

It is not a weakly prime, because it can be changed into another prime (121424402083297) 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, 60712201011648 + 60712201011649.

It is an arithmetic number, because the mean of its divisors is an integer number (60712201011649).

Almost surely, 2^{121424402023297} is an apocalyptic number.

It is an amenable number.

121424402023297 is a deficient number, since it is larger than the sum of its proper divisors (1).

121424402023297 is an equidigital number, since it uses as much as digits as its factorization.

121424402023297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 121424402023297 in words is "one hundred twenty-one trillion, four hundred twenty-four billion, four hundred two million, twenty-three thousand, two hundred ninety-seven".