431125212133 has 12 divisors (see below), whose sum is σ = 547105093632. Its totient is φ = 335941723320.

The previous prime is 431125212121. The next prime is 431125212137. The reversal of 431125212133 is 331212521134.

It is not a de Polignac number, because 431125212133 - 2⁵ = 431125212101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431125212137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399930085 + ... + 399931162.

It is an arithmetic number, because the mean of its divisors is an integer number (45592091136).

Almost surely, 2^431125212133 is an apocalyptic number.

It is an amenable number.

431125212133 is a deficient number, since it is larger than the sum of its proper divisors (115979881499).

431125212133 is a wasteful number, since it uses less digits than its factorization.

431125212133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799861272 (or 799861265 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

Adding to 431125212133 its reverse (331212521134), we get a palindrome (762337733267).

The spelling of 431125212133 in words is "four hundred thirty-one billion, one hundred twenty-five million, two hundred twelve thousand, one hundred thirty-three".