431222022041 has 4 divisors (see below), whose sum is σ = 449970805632. Its totient is φ = 412473238452.

The previous prime is 431222021921. The next prime is 431222022059. The reversal of 431222022041 is 140220222134.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431222022041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 18748783567 = 431222022041 / (4 + 3 + 1 + 2 + 2 + 2 + 0 + 2 + 2 + 0 + 4 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431222021998 and 431222022016.

It is not an unprimeable number, because it can be changed into a prime (431227022041) 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 3 ways as a sum of consecutive naturals, for example, 9374391761 + ... + 9374391806.

It is an arithmetic number, because the mean of its divisors is an integer number (112492701408).

Almost surely, 2^431222022041 is an apocalyptic number.

It is an amenable number.

431222022041 is a deficient number, since it is larger than the sum of its proper divisors (18748783591).

431222022041 is a wasteful number, since it uses less digits than its factorization.

431222022041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18748783590.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 431222022041 its reverse (140220222134), we get a palindrome (571442244175).

The spelling of 431222022041 in words is "four hundred thirty-one billion, two hundred twenty-two million, twenty-two thousand, forty-one".