12222110210977 has 2 divisors, whose sum is σ = 12222110210978. Its totient is φ = 12222110210976.

The previous prime is 12222110210951. The next prime is 12222110211043. The reversal of 12222110210977 is 77901201122221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8370629385616 + 3851480825361 = 2893204^2 + 1962519^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222110210977 - 2²³ = 12222101822369 is a prime.

It is not a weakly prime, because it can be changed into another prime (12222110210077) 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, 6111055105488 + 6111055105489.

It is an arithmetic number, because the mean of its divisors is an integer number (6111055105489).

Almost surely, 2^{12222110210977} is an apocalyptic number.

It is an amenable number.

12222110210977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222110210977 is an equidigital number, since it uses as much as digits as its factorization.

12222110210977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 37.

The spelling of 12222110210977 in words is "twelve trillion, two hundred twenty-two billion, one hundred ten million, two hundred ten thousand, nine hundred seventy-seven".