2201200020191 has 2 divisors, whose sum is σ = 2201200020192. Its totient is φ = 2201200020190.

The previous prime is 2201200020139. The next prime is 2201200020197. The reversal of 2201200020191 is 1910200021022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2201200020191 - 2³⁰ = 2200126278367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201200020197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100600010095 + 1100600010096.

It is an arithmetic number, because the mean of its divisors is an integer number (1100600010096).

Almost surely, 2^{2201200020191} is an apocalyptic number.

2201200020191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201200020191 is an equidigital number, since it uses as much as digits as its factorization.

2201200020191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 2201200020191 in words is "two trillion, two hundred one billion, two hundred million, twenty thousand, one hundred ninety-one".