11009968331 has 2 divisors, whose sum is σ = 11009968332. Its totient is φ = 11009968330.

The previous prime is 11009968327. The next prime is 11009968351. The reversal of 11009968331 is 13386990011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11009968331 - 2² = 11009968327 is a prime.

It is a super-2 number, since 2×11009968331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11009968351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5504984165 + 5504984166.

It is an arithmetic number, because the mean of its divisors is an integer number (5504984166).

Almost surely, 2^11009968331 is an apocalyptic number.

11009968331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11009968331 is an equidigital number, since it uses as much as digits as its factorization.

11009968331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 11009968331 in words is "eleven billion, nine million, nine hundred sixty-eight thousand, three hundred thirty-one".