117211200 has 84 divisors (see below), whose sum is σ = 384566160. Its totient is φ = 31255040.

The previous prime is 117211177. The next prime is 117211231. The reversal of 117211200 is 2112711.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 117211200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7410 + ... + 17009.

Almost surely, 2^117211200 is an apocalyptic number.

117211200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117211200 is an abundant number, since it is smaller than the sum of its proper divisors (267354960).

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

117211200 is a wasteful number, since it uses less digits than its factorization.

117211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24444 (or 24429 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 117211200 is about 10826.4121480756. The cubic root of 117211200 is about 489.3914422071.

Adding to 117211200 its reverse (2112711), we get a palindrome (119323911).

It can be divided in two parts, 11721 and 1200, that added together give a palindrome (12921).

The spelling of 117211200 in words is "one hundred seventeen million, two hundred eleven thousand, two hundred".