132221215 has 8 divisors (see below), whose sum is σ = 181332000. Its totient is φ = 90665952.

The previous prime is 132221207. The next prime is 132221233. The reversal of 132221215 is 512122231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132221215 - 2³ = 132221207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132221192 and 132221201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1888840 + ... + 1888909.

It is an arithmetic number, because the mean of its divisors is an integer number (22666500).

Almost surely, 2^132221215 is an apocalyptic number.

132221215 is a deficient number, since it is larger than the sum of its proper divisors (49110785).

132221215 is an equidigital number, since it uses as much as digits as its factorization.

132221215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777761.

The product of its digits is 240, while the sum is 19.

The square root of 132221215 is about 11498.7484101532. The cubic root of 132221215 is about 509.4486095085.

Adding to 132221215 its reverse (512122231), we get a palindrome (644343446).

The spelling of 132221215 in words is "one hundred thirty-two million, two hundred twenty-one thousand, two hundred fifteen".