431122211042 has 16 divisors (see below), whose sum is σ = 654921892800. Its totient is φ = 212832240048.

The previous prime is 431122210999. The next prime is 431122211063. The reversal of 431122211042 is 240112221134.

It is a junction number, because it is equal to n+sod(n) for n = 431122210999 and 431122211017.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4281728 + ... + 4381259.

It is an arithmetic number, because the mean of its divisors is an integer number (40932618300).

Almost surely, 2^431122211042 is an apocalyptic number.

431122211042 is a deficient number, since it is larger than the sum of its proper divisors (223799681758).

431122211042 is a wasteful number, since it uses less digits than its factorization.

431122211042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8663305.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 431122211042 its reverse (240112221134), we get a palindrome (671234432176).

The spelling of 431122211042 in words is "four hundred thirty-one billion, one hundred twenty-two million, two hundred eleven thousand, forty-two".