22132203131444 has 48 divisors (see below), whose sum is σ = 44428291810560. Its totient is φ = 9450121255680.

The previous prime is 22132203131341. The next prime is 22132203131461. The reversal of 22132203131444 is 44413130223122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22132203131444.

It is a congruent number.

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, 55735769 + ... + 56131455.

It is an arithmetic number, because the mean of its divisors is an integer number (925589412720).

Almost surely, 2^{22132203131444} is an apocalyptic number.

It is an amenable number.

22132203131444 is an abundant number, since it is smaller than the sum of its proper divisors (22296088679116).

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

22132203131444 is a wasteful number, since it uses less digits than its factorization.

22132203131444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403088 (or 403086 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 22132203131444 its reverse (44413130223122), we get a palindrome (66545333354566).

The spelling of 22132203131444 in words is "twenty-two trillion, one hundred thirty-two billion, two hundred three million, one hundred thirty-one thousand, four hundred forty-four".