203313121124401 has 16 divisors (see below), whose sum is σ = 203592215086720. Its totient is φ = 203034272474880.

The previous prime is 203313121124303. The next prime is 203313121124447. The reversal of 203313121124401 is 104421121313302.

It is a cyclic number.

It is not a de Polignac number, because 203313121124401 - 2⁷ = 203313121124273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203313121124401.

It is not an unprimeable number, because it can be changed into a prime (203313121124461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20773789030 + ... + 20773798816.

It is an arithmetic number, because the mean of its divisors is an integer number (12724513442920).

Almost surely, 2^{203313121124401} is an apocalyptic number.

It is an amenable number.

203313121124401 is a deficient number, since it is larger than the sum of its proper divisors (279093962319).

203313121124401 is a wasteful number, since it uses less digits than its factorization.

203313121124401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19624.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 203313121124401 its reverse (104421121313302), we get a palindrome (307734242437703).

The spelling of 203313121124401 in words is "two hundred three trillion, three hundred thirteen billion, one hundred twenty-one million, one hundred twenty-four thousand, four hundred one".