13033121320123 has 8 divisors (see below), whose sum is σ = 13670243948448. Its totient is φ = 12401870790144.

The previous prime is 13033121320097. The next prime is 13033121320127. The reversal of 13033121320123 is 32102312133031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13033121320123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13033121320127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468020040 + ... + 1468028917.

It is an arithmetic number, because the mean of its divisors is an integer number (1708780493556).

Almost surely, 2^{13033121320123} is an apocalyptic number.

13033121320123 is a deficient number, since it is larger than the sum of its proper divisors (637122628325).

13033121320123 is a wasteful number, since it uses less digits than its factorization.

13033121320123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936049173.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13033121320123 its reverse (32102312133031), we get a palindrome (45135433453154).

The spelling of 13033121320123 in words is "thirteen trillion, thirty-three billion, one hundred twenty-one million, three hundred twenty thousand, one hundred twenty-three".