203313421113401 has 6 divisors (see below), whose sum is σ = 210083483003706. Its totient is φ = 196754923657200.

The previous prime is 203313421113379. The next prime is 203313421113443. The reversal of 203313421113401 is 104311124313302.

203313421113401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 180410027622400 + 22903393491001 = 13431680^2 + 4785749^2 .

It is not a de Polignac number, because 203313421113401 - 2³⁰ = 203312347371577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203313421116401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105782216060 + ... + 105782217981.

It is an arithmetic number, because the mean of its divisors is an integer number (35013913833951).

Almost surely, 2^{203313421113401} is an apocalyptic number.

It is an amenable number.

203313421113401 is a deficient number, since it is larger than the sum of its proper divisors (6770061890305).

203313421113401 is an equidigital number, since it uses as much as digits as its factorization.

203313421113401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211564434103 (or 211564434072 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 203313421113401 its reverse (104311124313302), we get a palindrome (307624545426703).

The spelling of 203313421113401 in words is "two hundred three trillion, three hundred thirteen billion, four hundred twenty-one million, one hundred thirteen thousand, four hundred one".