431401103303 has 4 divisors (see below), whose sum is σ = 433301548920. Its totient is φ = 429500657688.

The previous prime is 431401103293. The next prime is 431401103317. The reversal of 431401103303 is 303301104134.

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 431401103303 - 2⁶ = 431401103239 is a prime.

It is a super-2 number, since 2×431401103303² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431401103603) 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, 950222468 + ... + 950222921.

It is an arithmetic number, because the mean of its divisors is an integer number (108325387230).

Almost surely, 2^431401103303 is an apocalyptic number.

431401103303 is a deficient number, since it is larger than the sum of its proper divisors (1900445617).

431401103303 is a wasteful number, since it uses less digits than its factorization.

431401103303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900445616.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 431401103303 its reverse (303301104134), we get a palindrome (734702207437).

The spelling of 431401103303 in words is "four hundred thirty-one billion, four hundred one million, one hundred three thousand, three hundred three".