431111222111135 has 32 divisors (see below), whose sum is σ = 548164174712832. Its totient is φ = 324803439417600.

The previous prime is 431111222111071. The next prime is 431111222111231. The reversal of 431111222111135 is 531111222111134.

It is a happy number.

It is not a de Polignac number, because 431111222111135 - 2⁶ = 431111222111071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431111222111098 and 431111222111107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 693107 + ... + 29371803.

It is an arithmetic number, because the mean of its divisors is an integer number (17130130459776).

Almost surely, 2^{431111222111135} is an apocalyptic number.

431111222111135 is a deficient number, since it is larger than the sum of its proper divisors (117052952601697).

431111222111135 is a wasteful number, since it uses less digits than its factorization.

431111222111135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28680743.

The product of its digits is 1440, while the sum is 29.

Adding to 431111222111135 its reverse (531111222111134), we get a palindrome (962222444222269).

Subtracting 431111222111135 from its reverse (531111222111134), we obtain a palindrome (99999999999999).

The spelling of 431111222111135 in words is "four hundred thirty-one trillion, one hundred eleven billion, two hundred twenty-two million, one hundred eleven thousand, one hundred thirty-five".