431142140203 has 4 divisors (see below), whose sum is σ = 431170739928. Its totient is φ = 431113540480.

The previous prime is 431142140183. The next prime is 431142140213. The reversal of 431142140203 is 302041241134.

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 431142140203 - 2⁹ = 431142139691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431142140213) 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, 14277238 + ... + 14307403.

It is an arithmetic number, because the mean of its divisors is an integer number (107792684982).

Almost surely, 2^431142140203 is an apocalyptic number.

431142140203 is a deficient number, since it is larger than the sum of its proper divisors (28599725).

431142140203 is a wasteful number, since it uses less digits than its factorization.

431142140203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28599724.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 431142140203 its reverse (302041241134), we get a palindrome (733183381337).

The spelling of 431142140203 in words is "four hundred thirty-one billion, one hundred forty-two million, one hundred forty thousand, two hundred three".