431140022003 has 4 divisors (see below), whose sum is σ = 434241748920. Its totient is φ = 428038295088.

The previous prime is 431140021969. The next prime is 431140022011. The reversal of 431140022003 is 300220041134.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431140022003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431140022083) 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, 1550863250 + ... + 1550863527.

It is an arithmetic number, because the mean of its divisors is an integer number (108560437230).

Almost surely, 2^431140022003 is an apocalyptic number.

431140022003 is a deficient number, since it is larger than the sum of its proper divisors (3101726917).

431140022003 is a wasteful number, since it uses less digits than its factorization.

431140022003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3101726916.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 431140022003 its reverse (300220041134), we get a palindrome (731360063137).

The spelling of 431140022003 in words is "four hundred thirty-one billion, one hundred forty million, twenty-two thousand, three".