431122430212 has 6 divisors (see below), whose sum is σ = 754464252878. Its totient is φ = 215561215104.

The previous prime is 431122430209. The next prime is 431122430231. The reversal of 431122430212 is 212034221134.

It can be written as a sum of positive squares in only one way, i.e., 340710359616 + 90412070596 = 583704^2 + 300686^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53890303773 + ... + 53890303780.

Almost surely, 2^431122430212 is an apocalyptic number.

It is an amenable number.

431122430212 is a deficient number, since it is larger than the sum of its proper divisors (323341822666).

431122430212 is a wasteful number, since it uses less digits than its factorization.

431122430212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107780607557 (or 107780607555 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 431122430212 its reverse (212034221134), we get a palindrome (643156651346).

The spelling of 431122430212 in words is "four hundred thirty-one billion, one hundred twenty-two million, four hundred thirty thousand, two hundred twelve".