20132200 has 48 divisors (see below), whose sum is σ = 51068160. Its totient is φ = 7320000.

The previous prime is 20132179. The next prime is 20132201. The reversal of 20132200 is 223102.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (20132201) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2376 + ... + 6775.

It is an arithmetic number, because the mean of its divisors is an integer number (1063920).

Almost surely, 2^20132200 is an apocalyptic number.

20132200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20132200 is an abundant number, since it is smaller than the sum of its proper divisors (30935960).

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

20132200 is a wasteful number, since it uses less digits than its factorization.

20132200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9178 (or 9169 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 20132200 is about 4486.8920200959. The cubic root of 20132200 is about 272.0385253966.

Adding to 20132200 its reverse (223102), we get a palindrome (20355302).

The spelling of 20132200 in words is "twenty million, one hundred thirty-two thousand, two hundred".