122312141423243 has 2 divisors, whose sum is σ = 122312141423244. Its totient is φ = 122312141423242.

The previous prime is 122312141423209. The next prime is 122312141423249. The reversal of 122312141423243 is 342324141213221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122312141423243 - 2⁶ = 122312141423179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (122312141423249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61156070711621 + 61156070711622.

It is an arithmetic number, because the mean of its divisors is an integer number (61156070711622).

Almost surely, 2^{122312141423243} is an apocalyptic number.

122312141423243 is a deficient number, since it is larger than the sum of its proper divisors (1).

122312141423243 is an equidigital number, since it uses as much as digits as its factorization.

122312141423243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 35.

Adding to 122312141423243 its reverse (342324141213221), we get a palindrome (464636282636464).

The spelling of 122312141423243 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred forty-one million, four hundred twenty-three thousand, two hundred forty-three".