100000221332322 has 128 divisors (see below), whose sum is σ = 212760317952000. Its totient is φ = 31286642562560.

The previous prime is 100000221332321. The next prime is 100000221332339. The reversal of 100000221332322 is 223233122000001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100000221332321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 394595983 + ... + 394849325.

It is an arithmetic number, because the mean of its divisors is an integer number (1662189984000).

Almost surely, 2^{100000221332322} is an apocalyptic number.

100000221332322 is an abundant number, since it is smaller than the sum of its proper divisors (112760096619678).

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

100000221332322 is a wasteful number, since it uses less digits than its factorization.

100000221332322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253896.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 100000221332322 its reverse (223233122000001), we get a palindrome (323233343332323).

The spelling of 100000221332322 in words is "one hundred trillion, two hundred twenty-one million, three hundred thirty-two thousand, three hundred twenty-two".