122343402143407 has 2 divisors, whose sum is σ = 122343402143408. Its totient is φ = 122343402143406.

The previous prime is 122343402143317. The next prime is 122343402143551. The reversal of 122343402143407 is 704341204343221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122343402143407 - 2⁷ = 122343402143279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122343402143407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122343402173407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61171701071703 + 61171701071704.

It is an arithmetic number, because the mean of its divisors is an integer number (61171701071704).

Almost surely, 2^{122343402143407} is an apocalyptic number.

122343402143407 is a deficient number, since it is larger than the sum of its proper divisors (1).

122343402143407 is an equidigital number, since it uses as much as digits as its factorization.

122343402143407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 40.

Adding to 122343402143407 its reverse (704341204343221), we get a palindrome (826684606486628).

The spelling of 122343402143407 in words is "one hundred twenty-two trillion, three hundred forty-three billion, four hundred two million, one hundred forty-three thousand, four hundred seven".