431312340203 has 4 divisors (see below), whose sum is σ = 437387161968. Its totient is φ = 425237518440.

The previous prime is 431312340167. The next prime is 431312340233. The reversal of 431312340203 is 302043213134.

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 431312340203 - 2¹⁰ = 431312339179 is a prime.

It is a super-2 number, since 2×431312340203² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431312340233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3037410776 + ... + 3037410917.

It is an arithmetic number, because the mean of its divisors is an integer number (109346790492).

Almost surely, 2^431312340203 is an apocalyptic number.

431312340203 is a deficient number, since it is larger than the sum of its proper divisors (6074821765).

431312340203 is an equidigital number, since it uses as much as digits as its factorization.

431312340203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6074821764.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 431312340203 its reverse (302043213134), we get a palindrome (733355553337).

The spelling of 431312340203 in words is "four hundred thirty-one billion, three hundred twelve million, three hundred forty thousand, two hundred three".