12330947771 has 2 divisors, whose sum is σ = 12330947772. Its totient is φ = 12330947770.

The previous prime is 12330947737. The next prime is 12330947809. The reversal of 12330947771 is 17774903321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12330947771 is a prime.

It is a super-2 number, since 2×12330947771² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12330947371) 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, 6165473885 + 6165473886.

It is an arithmetic number, because the mean of its divisors is an integer number (6165473886).

Almost surely, 2^12330947771 is an apocalyptic number.

12330947771 is a deficient number, since it is larger than the sum of its proper divisors (1).

12330947771 is an equidigital number, since it uses as much as digits as its factorization.

12330947771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222264, while the sum is 44.

The spelling of 12330947771 in words is "twelve billion, three hundred thirty million, nine hundred forty-seven thousand, seven hundred seventy-one".