14201220 has 48 divisors (see below), whose sum is σ = 43380288. Its totient is φ = 3442560.

The previous prime is 14201219. The next prime is 14201221. The reversal of 14201220 is 2210241.

It is an interprime number because it is at equal distance from previous prime (14201219) and next prime (14201221).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 14201196 and 14201205.

It is not an unprimeable number, because it can be changed into a prime (14201221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10099 + ... + 11418.

It is an arithmetic number, because the mean of its divisors is an integer number (903756).

Almost surely, 2^14201220 is an apocalyptic number.

14201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14201220 is an abundant number, since it is smaller than the sum of its proper divisors (29179068).

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

14201220 is a wasteful number, since it uses less digits than its factorization.

14201220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21540 (or 21538 counting only the distinct ones).

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

The square root of 14201220 is about 3768.4506099988. The cubic root of 14201220 is about 242.1634257999.

Adding to 14201220 its reverse (2210241), we get a palindrome (16411461).

The spelling of 14201220 in words is "fourteen million, two hundred one thousand, two hundred twenty".