2143222443012 has 48 divisors (see below), whose sum is σ = 5733636959232. Its totient is φ = 610380293280.

The previous prime is 2143222443007. The next prime is 2143222443067. The reversal of 2143222443012 is 2103442223412.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40994058 + ... + 41046305.

It is an arithmetic number, because the mean of its divisors is an integer number (119450769984).

Almost surely, 2^{2143222443012} is an apocalyptic number.

It is an amenable number.

2143222443012 is an abundant number, since it is smaller than the sum of its proper divisors (3590414516220).

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

2143222443012 is a wasteful number, since it uses less digits than its factorization.

2143222443012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82040688 (or 82040686 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2143222443012 its reverse (2103442223412), we get a palindrome (4246664666424).

The spelling of 2143222443012 in words is "two trillion, one hundred forty-three billion, two hundred twenty-two million, four hundred forty-three thousand, twelve".