431122144411 has 4 divisors (see below), whose sum is σ = 492711022192. Its totient is φ = 369533266632.

The previous prime is 431122144393. The next prime is 431122144421. The reversal of 431122144411 is 114441221134.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 114441221134 = 2 ⋅57220610567.

It is a cyclic number.

It is not a de Polignac number, because 431122144411 - 2²³ = 431113755803 is a prime.

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 431122144411.

It is not an unprimeable number, because it can be changed into a prime (431122144421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30794438880 + ... + 30794438893.

It is an arithmetic number, because the mean of its divisors is an integer number (123177755548).

Almost surely, 2^431122144411 is an apocalyptic number.

431122144411 is a deficient number, since it is larger than the sum of its proper divisors (61588877781).

431122144411 is an equidigital number, since it uses as much as digits as its factorization.

431122144411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61588877780.

The product of its digits is 3072, while the sum is 28.

Adding to 431122144411 its reverse (114441221134), we get a palindrome (545563365545).

The spelling of 431122144411 in words is "four hundred thirty-one billion, one hundred twenty-two million, one hundred forty-four thousand, four hundred eleven".