12328101 has 6 divisors (see below), whose sum is σ = 17807270. Its totient is φ = 8218728.

The previous prime is 12328087. The next prime is 12328117. The reversal of 12328101 is 10182321.

12328101 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9922500 + 2405601 = 3150^2 + 1551^2 .

It is not a de Polignac number, because 12328101 - 2⁶ = 12328037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12328181) 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, 684886 + ... + 684903.

Almost surely, 2^12328101 is an apocalyptic number.

It is an amenable number.

12328101 is a deficient number, since it is larger than the sum of its proper divisors (5479169).

12328101 is a wasteful number, since it uses less digits than its factorization.

12328101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369795 (or 1369792 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 12328101 is about 3511.1395586049. The cubic root of 12328101 is about 231.0106814648.

It can be divided in two parts, 123 and 28101, that added together give a square (28224 = 168²).

The spelling of 12328101 in words is "twelve million, three hundred twenty-eight thousand, one hundred one".