122344113012643 has 2 divisors, whose sum is σ = 122344113012644. Its totient is φ = 122344113012642.

The previous prime is 122344113012631. The next prime is 122344113012647. The reversal of 122344113012643 is 346210311443221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122344113012643 is a prime.

It is not a weakly prime, because it can be changed into another prime (122344113012647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61172056506321 + 61172056506322.

It is an arithmetic number, because the mean of its divisors is an integer number (61172056506322).

Almost surely, 2^{122344113012643} is an apocalyptic number.

122344113012643 is a deficient number, since it is larger than the sum of its proper divisors (1).

122344113012643 is an equidigital number, since it uses as much as digits as its factorization.

122344113012643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

Adding to 122344113012643 its reverse (346210311443221), we get a palindrome (468554424455864).

The spelling of 122344113012643 in words is "one hundred twenty-two trillion, three hundred forty-four billion, one hundred thirteen million, twelve thousand, six hundred forty-three".