331143122232032 has 48 divisors (see below), whose sum is σ = 712125173742192. Its totient is φ = 150324879544320.

The previous prime is 331143122232019. The next prime is 331143122232059. The reversal of 331143122232032 is 230232221341133.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 331143122232032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608232113 + ... + 608776304.

It is an arithmetic number, because the mean of its divisors is an integer number (14835941119629).

Almost surely, 2^{331143122232032} is an apocalyptic number.

331143122232032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

331143122232032 is an abundant number, since it is smaller than the sum of its proper divisors (380982051510160).

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

331143122232032 is a wasteful number, since it uses less digits than its factorization.

331143122232032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217009211 (or 1217009203 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 331143122232032 its reverse (230232221341133), we get a palindrome (561375343573165).

The spelling of 331143122232032 in words is "three hundred thirty-one trillion, one hundred forty-three billion, one hundred twenty-two million, two hundred thirty-two thousand, thirty-two".