12201075 has 36 divisors (see below), whose sum is σ = 22042488. Its totient is φ = 6451200.

The previous prime is 12201061. The next prime is 12201089. The reversal of 12201075 is 57010221.

It is an interprime number because it is at equal distance from previous prime (12201061) and next prime (12201089).

It is not a de Polignac number, because 12201075 - 2⁵ = 12201043 is a prime.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 47347 + ... + 47603.

Almost surely, 2^12201075 is an apocalyptic number.

12201075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12201075 is a deficient number, since it is larger than the sum of its proper divisors (9841413).

12201075 is a wasteful number, since it uses less digits than its factorization.

12201075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 476 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 12201075 is about 3493.0037217272. The cubic root of 12201075 is about 230.2145131642.

Adding to 12201075 its reverse (57010221), we get a palindrome (69211296).

The spelling of 12201075 in words is "twelve million, two hundred one thousand, seventy-five".