431401023203 has 8 divisors (see below), whose sum is σ = 433152969408. Its totient is φ = 429650680104.

The previous prime is 431401023149. The next prime is 431401023211. The reversal of 431401023203 is 302320104134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 431401023203 - 2¹⁰ = 431401022179 is a prime.

It is a super-2 number, since 2×431401023203² (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 (431401023233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140000 + ... + 939362.

It is an arithmetic number, because the mean of its divisors is an integer number (54144121176).

Almost surely, 2^431401023203 is an apocalyptic number.

431401023203 is a deficient number, since it is larger than the sum of its proper divisors (1751946205).

431401023203 is a wasteful number, since it uses less digits than its factorization.

431401023203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801553.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 431401023203 its reverse (302320104134), we get a palindrome (733721127337).

The spelling of 431401023203 in words is "four hundred thirty-one billion, four hundred one million, twenty-three thousand, two hundred three".