12266101 has 4 divisors (see below), whose sum is σ = 12689100. Its totient is φ = 11843104.

The previous prime is 12266071. The next prime is 12266123. The reversal of 12266101 is 10166221.

12266101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5640625 + 6625476 = 2375^2 + 2574^2 .

It is a cyclic number.

It is not a de Polignac number, because 12266101 - 2⁷ = 12265973 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 (12266171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211456 + ... + 211513.

It is an arithmetic number, because the mean of its divisors is an integer number (3172275).

Almost surely, 2^12266101 is an apocalyptic number.

It is an amenable number.

12266101 is a deficient number, since it is larger than the sum of its proper divisors (422999).

12266101 is an equidigital number, since it uses as much as digits as its factorization.

12266101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422998.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 12266101 is about 3502.2993875453. The cubic root of 12266101 is about 230.6227671682.

The spelling of 12266101 in words is "twelve million, two hundred sixty-six thousand, one hundred one".