132221101 has 4 divisors (see below), whose sum is σ = 132422400. Its totient is φ = 132019804.

The previous prime is 132221041. The next prime is 132221129. The reversal of 132221101 is 101122231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132221101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132221191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99661 + ... + 100978.

It is an arithmetic number, because the mean of its divisors is an integer number (33105600).

Almost surely, 2^132221101 is an apocalyptic number.

It is an amenable number.

132221101 is a deficient number, since it is larger than the sum of its proper divisors (201299).

132221101 is an equidigital number, since it uses as much as digits as its factorization.

132221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201298.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 132221101 is about 11498.7434530909. The cubic root of 132221101 is about 509.4484630944.

Adding to 132221101 its reverse (101122231), we get a palindrome (233343332).

The spelling of 132221101 in words is "one hundred thirty-two million, two hundred twenty-one thousand, one hundred one".