431203040112 has 160 divisors (see below), whose sum is σ = 1270520070400. Its totient is φ = 124923119616.

The previous prime is 431203040039. The next prime is 431203040113. The reversal of 431203040112 is 211040302134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431203040113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1820964 + ... + 2044092.

It is an arithmetic number, because the mean of its divisors is an integer number (7940750440).

Almost surely, 2^431203040112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 431203040112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (635260035200).

431203040112 is an abundant number, since it is smaller than the sum of its proper divisors (839317030288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431203040112 is a wasteful number, since it uses less digits than its factorization.

431203040112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223335 (or 223329 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 431203040112 its reverse (211040302134), we get a palindrome (642243342246).

The spelling of 431203040112 in words is "four hundred thirty-one billion, two hundred three million, forty thousand, one hundred twelve".