113216100 has 36 divisors (see below), whose sum is σ = 327572784. Its totient is φ = 30190880.

The previous prime is 113216093. The next prime is 113216101. The reversal of 113216100 is 1612311.

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 113216100.

It is not an unprimeable number, because it can be changed into a prime (113216101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188394 + ... + 188993.

It is an arithmetic number, because the mean of its divisors is an integer number (9099244).

Almost surely, 2^113216100 is an apocalyptic number.

113216100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113216100 is an abundant number, since it is smaller than the sum of its proper divisors (214356684).

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

113216100 is a wasteful number, since it uses less digits than its factorization.

113216100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377404 (or 377397 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 113216100 is about 10640.3054467435. The cubic root of 113216100 is about 483.7668036281.

Adding to 113216100 its reverse (1612311), we get a palindrome (114828411).

The spelling of 113216100 in words is "one hundred thirteen million, two hundred sixteen thousand, one hundred".