4244220321132 has 24 divisors (see below), whose sum is σ = 10803469908672. Its totient is φ = 1286127370000.

The previous prime is 4244220321037. The next prime is 4244220321139. The reversal of 4244220321132 is 2311230224424.

It is a super-2 number, since 2×4244220321132² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4244220321132.

It is not an unprimeable number, because it can be changed into a prime (4244220321139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16076591994 + ... + 16076592257.

It is an arithmetic number, because the mean of its divisors is an integer number (450144579528).

Almost surely, 2^{4244220321132} is an apocalyptic number.

It is an amenable number.

4244220321132 is an abundant number, since it is smaller than the sum of its proper divisors (6559249587540).

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

4244220321132 is a wasteful number, since it uses less digits than its factorization.

4244220321132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32153184269 (or 32153184267 counting only the distinct ones).

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

Adding to 4244220321132 its reverse (2311230224424), we get a palindrome (6555450545556).

The spelling of 4244220321132 in words is "four trillion, two hundred forty-four billion, two hundred twenty million, three hundred twenty-one thousand, one hundred thirty-two".