3201120191 has 2 divisors, whose sum is σ = 3201120192. Its totient is φ = 3201120190.

The previous prime is 3201120127. The next prime is 3201120193. The reversal of 3201120191 is 1910211023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3201120191 - 2⁶ = 3201120127 is a prime.

It is a super-3 number, since 3×3201120191³ (a number of 29 digits) contains 333 as substring.

Together with 3201120193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3201120193) 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, 1600560095 + 1600560096.

It is an arithmetic number, because the mean of its divisors is an integer number (1600560096).

Almost surely, 2^3201120191 is an apocalyptic number.

3201120191 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201120191 is an equidigital number, since it uses as much as digits as its factorization.

3201120191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 3201120191 is about 56578.4428117282. The cubic root of 3201120191 is about 1473.7845301844.

The spelling of 3201120191 in words is "three billion, two hundred one million, one hundred twenty thousand, one hundred ninety-one".