200121101001079 has 2 divisors, whose sum is σ = 200121101001080. Its totient is φ = 200121101001078.

The previous prime is 200121101001053. The next prime is 200121101001131. The reversal of 200121101001079 is 970100101121002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200121101001079 - 2⁵ = 200121101001047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200121104001079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060550500539 + 100060550500540.

It is an arithmetic number, because the mean of its divisors is an integer number (100060550500540).

Almost surely, 2^{200121101001079} is an apocalyptic number.

200121101001079 is a deficient number, since it is larger than the sum of its proper divisors (1).

200121101001079 is an equidigital number, since it uses as much as digits as its factorization.

200121101001079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 25.

The spelling of 200121101001079 in words is "two hundred trillion, one hundred twenty-one billion, one hundred one million, one thousand, seventy-nine".