221334333132 has 48 divisors (see below), whose sum is σ = 593048937600. Its totient is φ = 63540956160.

The previous prime is 221334333119. The next prime is 221334333149. The reversal of 221334333132 is 231333433122.

221334333132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 221334333132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44123157 + ... + 44128172.

It is an arithmetic number, because the mean of its divisors is an integer number (12355186200).

Almost surely, 2^221334333132 is an apocalyptic number.

221334333132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

221334333132 is an abundant number, since it is smaller than the sum of its proper divisors (371714604468).

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

221334333132 is a wasteful number, since it uses less digits than its factorization.

221334333132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88251366 (or 88251364 counting only the distinct ones).

The product of its digits is 23328, while the sum is 30.

Adding to 221334333132 its reverse (231333433122), we get a palindrome (452667766254).

The spelling of 221334333132 in words is "two hundred twenty-one billion, three hundred thirty-four million, three hundred thirty-three thousand, one hundred thirty-two".