431431141233 has 4 divisors (see below), whose sum is σ = 575241521648. Its totient is φ = 287620760820.

The previous prime is 431431141217. The next prime is 431431141241. The reversal of 431431141233 is 332141134134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 431431141233 - 2⁴ = 431431141217 is a prime.

It is a super-2 number, since 2×431431141233² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 431431141233.

It is not an unprimeable number, because it can be changed into a prime (431431141133) 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, 71905190203 + ... + 71905190208.

It is an arithmetic number, because the mean of its divisors is an integer number (143810380412).

Almost surely, 2^431431141233 is an apocalyptic number.

It is an amenable number.

431431141233 is a deficient number, since it is larger than the sum of its proper divisors (143810380415).

431431141233 is a wasteful number, since it uses less digits than its factorization.

431431141233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143810380414.

The product of its digits is 10368, while the sum is 30.

Adding to 431431141233 its reverse (332141134134), we get a palindrome (763572275367).

The spelling of 431431141233 in words is "four hundred thirty-one billion, four hundred thirty-one million, one hundred forty-one thousand, two hundred thirty-three".