203113114404131 has 4 divisors (see below), whose sum is σ = 203114303073000. Its totient is φ = 203111925735264.

The previous prime is 203113114404127. The next prime is 203113114404169. The reversal of 203113114404131 is 131404411311302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 203113114404131 - 2² = 203113114404127 is a prime.

It is a super-2 number, since 2×203113114404131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203113114404094 and 203113114404103.

It is not an unprimeable number, because it can be changed into a prime (203113114404331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594078086 + ... + 594419883.

It is an arithmetic number, because the mean of its divisors is an integer number (50778575768250).

Almost surely, 2^{203113114404131} is an apocalyptic number.

203113114404131 is a deficient number, since it is larger than the sum of its proper divisors (1188668869).

203113114404131 is a wasteful number, since it uses less digits than its factorization.

203113114404131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188668868.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 203113114404131 its reverse (131404411311302), we get a palindrome (334517525715433).

The spelling of 203113114404131 in words is "two hundred three trillion, one hundred thirteen billion, one hundred fourteen million, four hundred four thousand, one hundred thirty-one".