431222111143 has 8 divisors (see below), whose sum is σ = 452456930016. Its totient is φ = 410194461600.

The previous prime is 431222111083. The next prime is 431222111149. The reversal of 431222111143 is 341111222134.

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 431222111143 - 2¹³ = 431222102951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431222111149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51788068 + ... + 51796393.

It is an arithmetic number, because the mean of its divisors is an integer number (56557116252).

Almost surely, 2^431222111143 is an apocalyptic number.

431222111143 is a deficient number, since it is larger than the sum of its proper divisors (21234818873).

431222111143 is a wasteful number, since it uses less digits than its factorization.

431222111143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103584665.

The product of its digits is 1152, while the sum is 25.

Adding to 431222111143 its reverse (341111222134), we get a palindrome (772333333277).

The spelling of 431222111143 in words is "four hundred thirty-one billion, two hundred twenty-two million, one hundred eleven thousand, one hundred forty-three".