132218227 has 4 divisors (see below), whose sum is σ = 132260800. Its totient is φ = 132175656.

The previous prime is 132218209. The next prime is 132218287. The reversal of 132218227 is 722812231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 722812231 = 19 ⋅38042749.

It is a cyclic number.

It is not a de Polignac number, because 132218227 - 2²³ = 123829619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132218195 and 132218204.

It is not an unprimeable number, because it can be changed into a prime (132218287) 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, 16227 + ... + 22972.

It is an arithmetic number, because the mean of its divisors is an integer number (33065200).

Almost surely, 2^132218227 is an apocalyptic number.

132218227 is a deficient number, since it is larger than the sum of its proper divisors (42573).

132218227 is an equidigital number, since it uses as much as digits as its factorization.

132218227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42572.

The product of its digits is 2688, while the sum is 28.

The square root of 132218227 is about 11498.6184822352. The cubic root of 132218227 is about 509.4447718896. Note that the first 3 decimals are identical.

The spelling of 132218227 in words is "one hundred thirty-two million, two hundred eighteen thousand, two hundred twenty-seven".