121450013088997 has 2 divisors, whose sum is σ = 121450013088998. Its totient is φ = 121450013088996.

The previous prime is 121450013088973. The next prime is 121450013089039. The reversal of 121450013088997 is 799880310054121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97240129603681 + 24209883485316 = 9861041^2 + 4920354^2 .

It is a cyclic number.

It is not a de Polignac number, because 121450013088997 - 2¹⁹ = 121450012564709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121450013088497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60725006544498 + 60725006544499.

It is an arithmetic number, because the mean of its divisors is an integer number (60725006544499).

Almost surely, 2^{121450013088997} is an apocalyptic number.

It is an amenable number.

121450013088997 is a deficient number, since it is larger than the sum of its proper divisors (1).

121450013088997 is an equidigital number, since it uses as much as digits as its factorization.

121450013088997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 58.

The spelling of 121450013088997 in words is "one hundred twenty-one trillion, four hundred fifty billion, thirteen million, eighty-eight thousand, nine hundred ninety-seven".