122405333454345 has 16 divisors (see below), whose sum is σ = 195940008839232. Its totient is φ = 65252352738240.

The previous prime is 122405333454323. The next prime is 122405333454449. The reversal of 122405333454345 is 543454333504221.

It is not a de Polignac number, because 122405333454345 - 2²¹ = 122405331357193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122405333454294 and 122405333454303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1905702487 + ... + 1905766716.

It is an arithmetic number, because the mean of its divisors is an integer number (12246250552452).

Almost surely, 2^{122405333454345} is an apocalyptic number.

122405333454345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122405333454345 is a deficient number, since it is larger than the sum of its proper divisors (73534675384887).

122405333454345 is a wasteful number, since it uses less digits than its factorization.

122405333454345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811471352.

The product of its (nonzero) digits is 10368000, while the sum is 48.

Adding to 122405333454345 its reverse (543454333504221), we get a palindrome (665859666958566).

The spelling of 122405333454345 in words is "one hundred twenty-two trillion, four hundred five billion, three hundred thirty-three million, four hundred fifty-four thousand, three hundred forty-five".