12312223003061 has 2 divisors, whose sum is σ = 12312223003062. Its totient is φ = 12312223003060.

The previous prime is 12312223003043. The next prime is 12312223003109. The reversal of 12312223003061 is 16030032221321.

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., 9198300436900 + 3113922566161 = 3032870^2 + 1764631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12312223003061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12312223003061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12312223003261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6156111501530 + 6156111501531.

It is an arithmetic number, because the mean of its divisors is an integer number (6156111501531).

Almost surely, 2^{12312223003061} is an apocalyptic number.

It is an amenable number.

12312223003061 is a deficient number, since it is larger than the sum of its proper divisors (1).

12312223003061 is an equidigital number, since it uses as much as digits as its factorization.

12312223003061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12312223003061 its reverse (16030032221321), we get a palindrome (28342255224382).

The spelling of 12312223003061 in words is "twelve trillion, three hundred twelve billion, two hundred twenty-three million, three thousand, sixty-one".