113221011300 has 72 divisors (see below), whose sum is σ = 327714712416. Its totient is φ = 30180418560.

The previous prime is 113221011283. The next prime is 113221011307. The reversal of 113221011300 is 3110122311.

It is a happy number.

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 113221011300.

It is not an unprimeable number, because it can be changed into a prime (113221011307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 705127 + ... + 850673.

It is an arithmetic number, because the mean of its divisors is an integer number (4551593228).

Almost surely, 2^113221011300 is an apocalyptic number.

113221011300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113221011300 is an abundant number, since it is smaller than the sum of its proper divisors (214493701116).

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

113221011300 is a wasteful number, since it uses less digits than its factorization.

113221011300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148157 (or 148150 counting only the distinct ones).

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

Adding to 113221011300 its reverse (3110122311), we get a palindrome (116331133611).

The spelling of 113221011300 in words is "one hundred thirteen billion, two hundred twenty-one million, eleven thousand, three hundred".