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12200201 = 13947991
BaseRepresentation
bin101110100010…
…100100001001
3211221211112022
4232202210021
511110401301
61113254225
7205462046
oct56424411
924854468
1012200201
116983212
124104375
1326b2170
1418981cd
15110ed1b
hexba2909

12200201 has 8 divisors (see below), whose sum is σ = 13165824. Its totient is φ = 11238480.

The previous prime is 12200179. The next prime is 12200239. The reversal of 12200201 is 10200221.

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

It is a cyclic number.

It is not a de Polignac number, because 12200201 - 26 = 12200137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12200291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11816 + ... + 12806.

It is an arithmetic number, because the mean of its divisors is an integer number (1645728).

Almost surely, 212200201 is an apocalyptic number.

It is an amenable number.

12200201 is a deficient number, since it is larger than the sum of its proper divisors (965623).

12200201 is an equidigital number, since it uses as much as digits as its factorization.

12200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 12200201 is about 3492.8786122624. The cubic root of 12200201 is about 230.2090160451.

Adding to 12200201 its reverse (10200221), we get a palindrome (22400422).

The spelling of 12200201 in words is "twelve million, two hundred thousand, two hundred one".

Divisors: 1 13 947 991 12311 12883 938477 12200201