203413410043431 has 96 divisors (see below), whose sum is σ = 330954203289600. Its totient is φ = 110658208227840.

The previous prime is 203413410043409. The next prime is 203413410043511. The reversal of 203413410043431 is 134340014314302.

It is not a de Polignac number, because 203413410043431 - 2¹⁵ = 203413410010663 is a prime.

It is a super-2 number, since 2×203413410043431² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203413410043392 and 203413410043401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203413410043231) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 249818851 + ... + 250631771.

It is an arithmetic number, because the mean of its divisors is an integer number (3447439617600).

Almost surely, 2^{203413410043431} is an apocalyptic number.

203413410043431 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

203413410043431 is a deficient number, since it is larger than the sum of its proper divisors (127540793246169).

203413410043431 is a wasteful number, since it uses less digits than its factorization.

203413410043431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813789 (or 813782 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 203413410043431 its reverse (134340014314302), we get a palindrome (337753424357733).

The spelling of 203413410043431 in words is "two hundred three trillion, four hundred thirteen billion, four hundred ten million, forty-three thousand, four hundred thirty-one".