221232232313132 has 24 divisors (see below), whose sum is σ = 388211807640720. Its totient is φ = 110314974781440.

The previous prime is 221232232313107. The next prime is 221232232313177. The reversal of 221232232313132 is 231313232232122.

It is a super-2 number, since 2×221232232313132² (a number of 29 digits) contains 22 as substring.

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, 48021053 + ... + 52426004.

It is an arithmetic number, because the mean of its divisors is an integer number (16175491985030).

Almost surely, 2^{221232232313132} is an apocalyptic number.

It is an amenable number.

221232232313132 is a deficient number, since it is larger than the sum of its proper divisors (166979575327588).

221232232313132 is a wasteful number, since it uses less digits than its factorization.

221232232313132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100448561 (or 100448559 counting only the distinct ones).

The product of its digits is 31104, while the sum is 32.

Adding to 221232232313132 its reverse (231313232232122), we get a palindrome (452545464545254).

The spelling of 221232232313132 in words is "two hundred twenty-one trillion, two hundred thirty-two billion, two hundred thirty-two million, three hundred thirteen thousand, one hundred thirty-two".