121000121012299 has 2 divisors, whose sum is σ = 121000121012300. Its totient is φ = 121000121012298.

The previous prime is 121000121012203. The next prime is 121000121012369. The reversal of 121000121012299 is 992210121000121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121000121012299 - 2¹³ = 121000121004107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121000121012299.

It is not a weakly prime, because it can be changed into another prime (121000121015299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500060506149 + 60500060506150.

It is an arithmetic number, because the mean of its divisors is an integer number (60500060506150).

Almost surely, 2^{121000121012299} is an apocalyptic number.

121000121012299 is a deficient number, since it is larger than the sum of its proper divisors (1).

121000121012299 is an equidigital number, since it uses as much as digits as its factorization.

121000121012299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 121000121012299 in words is "one hundred twenty-one trillion, one hundred twenty-one million, twelve thousand, two hundred ninety-nine".