12322242077 has 2 divisors, whose sum is σ = 12322242078. Its totient is φ = 12322242076.

The previous prime is 12322242011. The next prime is 12322242103. The reversal of 12322242077 is 77024222321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7283939716 + 5038302361 = 85346^2 + 70981^2 .

It is a cyclic number.

It is not a de Polignac number, because 12322242077 - 2²² = 12318047773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12322242677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6161121038 + 6161121039.

It is an arithmetic number, because the mean of its divisors is an integer number (6161121039).

Almost surely, 2^12322242077 is an apocalyptic number.

It is an amenable number.

12322242077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12322242077 is an equidigital number, since it uses as much as digits as its factorization.

12322242077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 32.

Adding to 12322242077 its reverse (77024222321), we get a palindrome (89346464398).

The spelling of 12322242077 in words is "twelve billion, three hundred twenty-two million, two hundred forty-two thousand, seventy-seven".