201200021179 has 2 divisors, whose sum is σ = 201200021180. Its totient is φ = 201200021178.

The previous prime is 201200021173. The next prime is 201200021221. The reversal of 201200021179 is 971120002102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201200021179 - 2⁵ = 201200021147 is a prime.

It is not a weakly prime, because it can be changed into another prime (201200021173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100600010589 + 100600010590.

It is an arithmetic number, because the mean of its divisors is an integer number (100600010590).

Almost surely, 2^201200021179 is an apocalyptic number.

201200021179 is a deficient number, since it is larger than the sum of its proper divisors (1).

201200021179 is an equidigital number, since it uses as much as digits as its factorization.

201200021179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

The spelling of 201200021179 in words is "two hundred one billion, two hundred million, twenty-one thousand, one hundred seventy-nine".