431113340211 has 4 divisors (see below), whose sum is σ = 574817786952. Its totient is φ = 287408893472.

The previous prime is 431113340191. The next prime is 431113340249. The reversal of 431113340211 is 112043311134.

It is a happy number.

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 431113340211 - 2²⁵ = 431079785779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431113340111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71852223366 + ... + 71852223371.

It is an arithmetic number, because the mean of its divisors is an integer number (143704446738).

Almost surely, 2^431113340211 is an apocalyptic number.

431113340211 is a deficient number, since it is larger than the sum of its proper divisors (143704446741).

431113340211 is a wasteful number, since it uses less digits than its factorization.

431113340211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143704446740.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 431113340211 its reverse (112043311134), we get a palindrome (543156651345).

The spelling of 431113340211 in words is "four hundred thirty-one billion, one hundred thirteen million, three hundred forty thousand, two hundred eleven".