132221511 has 16 divisors (see below), whose sum is σ = 196063200. Its totient is φ = 88066944.

The previous prime is 132221491. The next prime is 132221521. The reversal of 132221511 is 115122231.

132221511 is a `hidden beast` number, since 132 + 2 + 21 + 511 = 666.

It is not a de Polignac number, because 132221511 - 2⁶ = 132221447 is a prime.

It is a super-2 number, since 2×132221511² = 34965055942246242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132221521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49375 + ... + 51983.

It is an arithmetic number, because the mean of its divisors is an integer number (12253950).

Almost surely, 2^132221511 is an apocalyptic number.

132221511 is a deficient number, since it is larger than the sum of its proper divisors (63841689).

132221511 is a wasteful number, since it uses less digits than its factorization.

132221511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4495 (or 4489 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 132221511 is about 11498.7612811120. The cubic root of 132221511 is about 509.4489896711.

Adding to 132221511 its reverse (115122231), we get a palindrome (247343742).

The spelling of 132221511 in words is "one hundred thirty-two million, two hundred twenty-one thousand, five hundred eleven".