221303222113132 has 24 divisors (see below), whose sum is σ = 400635802118160. Its totient is φ = 106835862624960.

The previous prime is 221303222113097. The next prime is 221303222113187. The reversal of 221303222113132 is 231311222303122.

It is a super-2 number, since 2×221303222113132² (a number of 29 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 221303222113132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94615498 + ... + 96926254.

It is an arithmetic number, because the mean of its divisors is an integer number (16693158421590).

Almost surely, 2^{221303222113132} is an apocalyptic number.

It is an amenable number.

221303222113132 is a deficient number, since it is larger than the sum of its proper divisors (179332580005028).

221303222113132 is a wasteful number, since it uses less digits than its factorization.

221303222113132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136401 (or 3136399 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 221303222113132 its reverse (231311222303122), we get a palindrome (452614444416254).

The spelling of 221303222113132 in words is "two hundred twenty-one trillion, three hundred three billion, two hundred twenty-two million, one hundred thirteen thousand, one hundred thirty-two".