11889022771 has 2 divisors, whose sum is σ = 11889022772. Its totient is φ = 11889022770.

The previous prime is 11889022763. The next prime is 11889022781. The reversal of 11889022771 is 17722098811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11889022771 - 2³ = 11889022763 is a prime.

It is not a weakly prime, because it can be changed into another prime (11889022721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5944511385 + 5944511386.

It is an arithmetic number, because the mean of its divisors is an integer number (5944511386).

Almost surely, 2^11889022771 is an apocalyptic number.

11889022771 is a deficient number, since it is larger than the sum of its proper divisors (1).

11889022771 is an equidigital number, since it uses as much as digits as its factorization.

11889022771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 46.

The spelling of 11889022771 in words is "eleven billion, eight hundred eighty-nine million, twenty-two thousand, seven hundred seventy-one".