121069900799 has 2 divisors, whose sum is σ = 121069900800. Its totient is φ = 121069900798.

The previous prime is 121069900781. The next prime is 121069900829. The reversal of 121069900799 is 997009960121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121069900799 - 2⁸ = 121069900543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121069900799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121069900729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60534950399 + 60534950400.

It is an arithmetic number, because the mean of its divisors is an integer number (60534950400).

Almost surely, 2^121069900799 is an apocalyptic number.

121069900799 is a deficient number, since it is larger than the sum of its proper divisors (1).

121069900799 is an equidigital number, since it uses as much as digits as its factorization.

121069900799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 551124, while the sum is 53.

The spelling of 121069900799 in words is "one hundred twenty-one billion, sixty-nine million, nine hundred thousand, seven hundred ninety-nine".