221301133132 has 24 divisors (see below), whose sum is σ = 388460671200. Its totient is φ = 110312492160.

The previous prime is 221301133127. The next prime is 221301133219. The reversal of 221301133132 is 231331103122.

221301133132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 9426633 + ... + 9450079.

It is an arithmetic number, because the mean of its divisors is an integer number (16185861300).

Almost surely, 2^221301133132 is an apocalyptic number.

It is an amenable number.

221301133132 is a deficient number, since it is larger than the sum of its proper divisors (167159538068).

221301133132 is a wasteful number, since it uses less digits than its factorization.

221301133132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30561 (or 30559 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 221301133132 its reverse (231331103122), we get a palindrome (452632236254).

The spelling of 221301133132 in words is "two hundred twenty-one billion, three hundred one million, one hundred thirty-three thousand, one hundred thirty-two".