22144232132 has 24 divisors (see below), whose sum is σ = 42345979200. Its totient is φ = 10048744160.

The previous prime is 22144232129. The next prime is 22144232203. The reversal of 22144232132 is 23123244122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393743 + ... + 446454.

It is an arithmetic number, because the mean of its divisors is an integer number (1764415800).

Almost surely, 2^22144232132 is an apocalyptic number.

22144232132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22144232132 is a deficient number, since it is larger than the sum of its proper divisors (20201747068).

22144232132 is a wasteful number, since it uses less digits than its factorization.

22144232132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840811 (or 840809 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

Adding to 22144232132 its reverse (23123244122), we get a palindrome (45267476254).

The spelling of 22144232132 in words is "twenty-two billion, one hundred forty-four million, two hundred thirty-two thousand, one hundred thirty-two".