12207150 has 36 divisors (see below), whose sum is σ = 32797752. Its totient is φ = 3255120.

The previous prime is 12207127. The next prime is 12207179. The reversal of 12207150 is 5170221.

It is a super-2 number, since 2×12207150² = 298029022245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13114 + ... + 14013.

Almost surely, 2^12207150 is an apocalyptic number.

12207150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12207150 is an abundant number, since it is smaller than the sum of its proper divisors (20590602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12207150 is a wasteful number, since it uses less digits than its factorization.

12207150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27145 (or 27137 counting only the distinct ones).

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

The square root of 12207150 is about 3493.8732089187. The cubic root of 12207150 is about 230.2527152930.

Adding to 12207150 its reverse (5170221), we get a palindrome (17377371).

The spelling of 12207150 in words is "twelve million, two hundred seven thousand, one hundred fifty".