431143012132 has 24 divisors (see below), whose sum is σ = 862408229760. Its totient is φ = 184749389760.

The previous prime is 431143012129. The next prime is 431143012141. The reversal of 431143012132 is 231210341134.

It is a junction number, because it is equal to n+sod(n) for n = 431143012097 and 431143012106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889369 + ... + 1285792.

It is an arithmetic number, because the mean of its divisors is an integer number (35933676240).

Almost surely, 2^431143012132 is an apocalyptic number.

It is an amenable number.

431143012132 is an abundant number, since it is smaller than the sum of its proper divisors (431265217628).

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

431143012132 is a wasteful number, since it uses less digits than its factorization.

431143012132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182251 (or 2182249 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 431143012132 its reverse (231210341134), we get a palindrome (662353353266).

The spelling of 431143012132 in words is "four hundred thirty-one billion, one hundred forty-three million, twelve thousand, one hundred thirty-two".