132242121 has 24 divisors (see below), whose sum is σ = 211502304. Its totient is φ = 78946560.

The previous prime is 132242093. The next prime is 132242153. The reversal of 132242121 is 121242231.

It is a happy number.

It is not a de Polignac number, because 132242121 - 2²¹ = 130144969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132242094 and 132242103.

It is not an unprimeable number, because it can be changed into a prime (132242171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3336 + ... + 16601.

It is an arithmetic number, because the mean of its divisors is an integer number (8812596).

Almost surely, 2^132242121 is an apocalyptic number.

132242121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132242121 is a deficient number, since it is larger than the sum of its proper divisors (79260183).

132242121 is a wasteful number, since it uses less digits than its factorization.

132242121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20021 (or 20018 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 132242121 is about 11499.6574296802. The cubic root of 132242121 is about 509.4754583803.

Adding to 132242121 its reverse (121242231), we get a palindrome (253484352).

The spelling of 132242121 in words is "one hundred thirty-two million, two hundred forty-two thousand, one hundred twenty-one".