221201101132 has 48 divisors (see below), whose sum is σ = 423755297280. Its totient is φ = 100198209600.

The previous prime is 221201101097. The next prime is 221201101139. The reversal of 221201101132 is 231101102122.

It is not an unprimeable number, because it can be changed into a prime (221201101139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26139382 + ... + 26147842.

It is an arithmetic number, because the mean of its divisors is an integer number (8828235360).

Almost surely, 2^221201101132 is an apocalyptic number.

221201101132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

221201101132 is a deficient number, since it is larger than the sum of its proper divisors (202554196148).

221201101132 is a wasteful number, since it uses less digits than its factorization.

221201101132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10462 (or 10460 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 221201101132 its reverse (231101102122), we get a palindrome (452302203254).

The spelling of 221201101132 in words is "two hundred twenty-one billion, two hundred one million, one hundred one thousand, one hundred thirty-two".