121033001279 has 2 divisors, whose sum is σ = 121033001280. Its totient is φ = 121033001278.

The previous prime is 121033001239. The next prime is 121033001329. The reversal of 121033001279 is 972100330121.

It is a weak prime.

It is an emirp because it is prime and its reverse (972100330121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121033001279 - 2²⁰ = 121031952703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121033001239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516500639 + 60516500640.

It is an arithmetic number, because the mean of its divisors is an integer number (60516500640).

Almost surely, 2^121033001279 is an apocalyptic number.

121033001279 is a deficient number, since it is larger than the sum of its proper divisors (1).

121033001279 is an equidigital number, since it uses as much as digits as its factorization.

121033001279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 29.

The spelling of 121033001279 in words is "one hundred twenty-one billion, thirty-three million, one thousand, two hundred seventy-nine".