2143324221332 has 12 divisors (see below), whose sum is σ = 4286648442720. Its totient is φ = 918567523416.

The previous prime is 2143324221299. The next prime is 2143324221347. The reversal of 2143324221332 is 2331224233412.

2143324221332 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38273646782 + ... + 38273646837.

It is an arithmetic number, because the mean of its divisors is an integer number (357220703560).

Almost surely, 2^{2143324221332} is an apocalyptic number.

It is an amenable number.

2143324221332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2143324221332 is a wasteful number, since it uses less digits than its factorization.

2143324221332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76547293630 (or 76547293628 counting only the distinct ones).

The product of its digits is 41472, while the sum is 32.

Adding to 2143324221332 its reverse (2331224233412), we get a palindrome (4474548454744).

The spelling of 2143324221332 in words is "two trillion, one hundred forty-three billion, three hundred twenty-four million, two hundred twenty-one thousand, three hundred thirty-two".