12232101 has 16 divisors (see below), whose sum is σ = 18704000. Its totient is φ = 6965568.

The previous prime is 12232091. The next prime is 12232117. The reversal of 12232101 is 10123221.

It is not a de Polignac number, because 12232101 - 2⁵ = 12232069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6495 + ... + 8163.

It is an arithmetic number, because the mean of its divisors is an integer number (1169000).

Almost surely, 2^12232101 is an apocalyptic number.

It is an amenable number.

12232101 is a deficient number, since it is larger than the sum of its proper divisors (6471899).

12232101 is a wasteful number, since it uses less digits than its factorization.

12232101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 12232101 is about 3497.4420652814. The cubic root of 12232101 is about 230.4094847742.

Adding to 12232101 its reverse (10123221), we get a palindrome (22355322).

It can be divided in two parts, 122 and 32101, that added together give a palindrome (32223).

The spelling of 12232101 in words is "twelve million, two hundred thirty-two thousand, one hundred one".