13123113023203 has 8 divisors (see below), whose sum is σ = 13259343898080. Its totient is φ = 12987568450560.

The previous prime is 13123113023191. The next prime is 13123113023221. The reversal of 13123113023203 is 30232031132131.

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

It is a cyclic number.

It is not a de Polignac number, because 13123113023203 - 2⁵ = 13123113023171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13123113027203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171537118 + ... + 171613603.

It is an arithmetic number, because the mean of its divisors is an integer number (1657417987260).

Almost surely, 2^{13123113023203} is an apocalyptic number.

13123113023203 is a deficient number, since it is larger than the sum of its proper divisors (136230874877).

13123113023203 is a wasteful number, since it uses less digits than its factorization.

13123113023203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343151117.

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

Adding to 13123113023203 its reverse (30232031132131), we get a palindrome (43355144155334).

The spelling of 13123113023203 in words is "thirteen trillion, one hundred twenty-three billion, one hundred thirteen million, twenty-three thousand, two hundred three".