13122538123318 has 32 divisors (see below), whose sum is σ = 22922434975104. Its totient is φ = 5579005320192.

The previous prime is 13122538123309. The next prime is 13122538123339. The reversal of 13122538123318 is 81332183522131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315819655 + ... + 315861202.

It is an arithmetic number, because the mean of its divisors is an integer number (716326092972).

Almost surely, 2^{13122538123318} is an apocalyptic number.

13122538123318 is a deficient number, since it is larger than the sum of its proper divisors (9799896851786).

13122538123318 is a wasteful number, since it uses less digits than its factorization.

13122538123318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631680936.

The product of its digits is 207360, while the sum is 43.

The spelling of 13122538123318 in words is "thirteen trillion, one hundred twenty-two billion, five hundred thirty-eight million, one hundred twenty-three thousand, three hundred eighteen".