431322133121 has 8 divisors (see below), whose sum is σ = 470538020064. Its totient is φ = 392107043520.

The previous prime is 431322133117. The next prime is 431322133127. The reversal of 431322133121 is 121331223134.

It is a happy number.

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 431322133121 - 2² = 431322133117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431322133127) 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, 1830386 + ... + 2052548.

It is an arithmetic number, because the mean of its divisors is an integer number (58817252508).

Almost surely, 2^431322133121 is an apocalyptic number.

It is an amenable number.

431322133121 is a deficient number, since it is larger than the sum of its proper divisors (39215886943).

431322133121 is a wasteful number, since it uses less digits than its factorization.

431322133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398671.

The product of its digits is 2592, while the sum is 26.

Adding to 431322133121 its reverse (121331223134), we get a palindrome (552653356255).

The spelling of 431322133121 in words is "four hundred thirty-one billion, three hundred twenty-two million, one hundred thirty-three thousand, one hundred twenty-one".