431003343213 has 6 divisors (see below), whose sum is σ = 622560384654. Its totient is φ = 287335562136.

The previous prime is 431003343187. The next prime is 431003343227. The reversal of 431003343213 is 312343300134.

431003343213 is a `hidden beast` number, since 4 + 3 + 1 + 0 + 0 + 334 + 321 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 286483998564 + 144519344649 = 535242^2 + 380157^2 .

It is not a de Polignac number, because 431003343213 - 2²¹ = 431001246061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431003343293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23944630170 + ... + 23944630187.

It is an arithmetic number, because the mean of its divisors is an integer number (103760064109).

Almost surely, 2^431003343213 is an apocalyptic number.

It is an amenable number.

431003343213 is a deficient number, since it is larger than the sum of its proper divisors (191557041441).

431003343213 is a wasteful number, since it uses less digits than its factorization.

431003343213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47889260363 (or 47889260360 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 431003343213 its reverse (312343300134), we get a palindrome (743346643347).

The spelling of 431003343213 in words is "four hundred thirty-one billion, three million, three hundred forty-three thousand, two hundred thirteen".