132242231 has 6 divisors (see below), whose sum is σ = 145357296. Its totient is φ = 120220100.

The previous prime is 132242207. The next prime is 132242239.

132242231 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 132242231 - 2¹⁸ = 131980087 is a prime.

It is a super-2 number, since 2×132242231² = 34976015319714722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132242239) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 546335 + ... + 546576.

It is an arithmetic number, because the mean of its divisors is an integer number (24226216).

Almost surely, 2^132242231 is an apocalyptic number.

132242231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132242231 is a deficient number, since it is larger than the sum of its proper divisors (13115065).

132242231 is a wasteful number, since it uses less digits than its factorization.

132242231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092933 (or 1092922 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 132242231 is about 11499.6622124304. The cubic root of 132242231 is about 509.4755996421.

The spelling of 132242231 in words is "one hundred thirty-two million, two hundred forty-two thousand, two hundred thirty-one".