203113202310323 has 16 divisors (see below), whose sum is σ = 224414546029056. Its totient is φ = 182851361616000.

The previous prime is 203113202310299. The next prime is 203113202310349. The reversal of 203113202310323 is 323013202311302.

It is a de Polignac number, because none of the positive numbers 2^k-203113202310323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203113202310292 and 203113202310301.

It is not an unprimeable number, because it can be changed into a prime (203113202330323) 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, 25819448 + ... + 32754698.

It is an arithmetic number, because the mean of its divisors is an integer number (14025909126816).

Almost surely, 2^{203113202310323} is an apocalyptic number.

203113202310323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

203113202310323 is a deficient number, since it is larger than the sum of its proper divisors (21301343718733).

203113202310323 is a wasteful number, since it uses less digits than its factorization.

203113202310323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010194.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 203113202310323 its reverse (323013202311302), we get a palindrome (526126404621625).

The spelling of 203113202310323 in words is "two hundred three trillion, one hundred thirteen billion, two hundred two million, three hundred ten thousand, three hundred twenty-three".