117221203 has 16 divisors (see below), whose sum is σ = 135008640. Its totient is φ = 100656000.

The previous prime is 117221201. The next prime is 117221231. The reversal of 117221203 is 302122711.

It is a cyclic number.

It is not a de Polignac number, because 117221203 - 2¹ = 117221201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117221201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97003 + ... + 98203.

It is an arithmetic number, because the mean of its divisors is an integer number (8438040).

Almost surely, 2^117221203 is an apocalyptic number.

117221203 is a deficient number, since it is larger than the sum of its proper divisors (17787437).

117221203 is a wasteful number, since it uses less digits than its factorization.

117221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1698.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 117221203 is about 10826.8741102869. The cubic root of 117221203 is about 489.4053636394.

Adding to 117221203 its reverse (302122711), we get a palindrome (419343914).

The spelling of 117221203 in words is "one hundred seventeen million, two hundred twenty-one thousand, two hundred three".