116221152 has 24 divisors (see below), whose sum is σ = 305080776. Its totient is φ = 38740352.

The previous prime is 116221151. The next prime is 116221187. The reversal of 116221152 is 251122611.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116221151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605223 + ... + 605414.

It is an arithmetic number, because the mean of its divisors is an integer number (12711699).

Almost surely, 2^116221152 is an apocalyptic number.

116221152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

116221152 is an abundant number, since it is smaller than the sum of its proper divisors (188859624).

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

116221152 is a wasteful number, since it uses less digits than its factorization.

116221152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210650 (or 1210642 counting only the distinct ones).

The product of its digits is 240, while the sum is 21.

The square root of 116221152 is about 10780.5914494521. The cubic root of 116221152 is about 488.0096298377.

Adding to 116221152 its reverse (251122611), we get a palindrome (367343763).

The spelling of 116221152 in words is "one hundred sixteen million, two hundred twenty-one thousand, one hundred fifty-two".