220002321132 has 96 divisors (see below), whose sum is σ = 630105369600. Its totient is φ = 65823451200.

The previous prime is 220002321073. The next prime is 220002321157. The reversal of 220002321132 is 231123200022.

It is a super-2 number, since 2×220002321132² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 31 ways as a sum of consecutive naturals, for example, 1078219 + ... + 1265922.

It is an arithmetic number, because the mean of its divisors is an integer number (6563597600).

Almost surely, 2^220002321132 is an apocalyptic number.

220002321132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220002321132 is an abundant number, since it is smaller than the sum of its proper divisors (410103048468).

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

220002321132 is a wasteful number, since it uses less digits than its factorization.

220002321132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344244 (or 2344236 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220002321132 its reverse (231123200022), we get a palindrome (451125521154).

The spelling of 220002321132 in words is "two hundred twenty billion, two million, three hundred twenty-one thousand, one hundred thirty-two".