2011331191151 has 2 divisors, whose sum is σ = 2011331191152. Its totient is φ = 2011331191150.

The previous prime is 2011331191123. The next prime is 2011331191153. The reversal of 2011331191151 is 1511911331102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011331191151 is a prime.

Together with 2011331191153, 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 (2011331191153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005665595575 + 1005665595576.

It is an arithmetic number, because the mean of its divisors is an integer number (1005665595576).

Almost surely, 2^{2011331191151} is an apocalyptic number.

2011331191151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011331191151 is an equidigital number, since it uses as much as digits as its factorization.

2011331191151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 29.

The spelling of 2011331191151 in words is "two trillion, eleven billion, three hundred thirty-one million, one hundred ninety-one thousand, one hundred fifty-one".