12200142 has 8 divisors (see below), whose sum is σ = 24400296. Its totient is φ = 4066712.

The previous prime is 12200137. The next prime is 12200171. The reversal of 12200142 is 24100221.

12200142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12200142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016673 + ... + 1016684.

It is an arithmetic number, because the mean of its divisors is an integer number (3050037).

Almost surely, 2^12200142 is an apocalyptic number.

12200142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12200142 is a wasteful number, since it uses less digits than its factorization.

12200142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033362.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 12200142 is about 3492.8701664963. The cubic root of 12200142 is about 230.2086449486.

Adding to 12200142 its reverse (24100221), we get a palindrome (36300363).

The spelling of 12200142 in words is "twelve million, two hundred thousand, one hundred forty-two".