113021311104 has 768 divisors, whose sum is σ = 383980746240. Its totient is φ = 31629312000.

The previous prime is 113021311103. The next prime is 113021311187. The reversal of 113021311104 is 401113120311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (113021311103) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 748485429 + ... + 748485579.

It is an arithmetic number, because the mean of its divisors is an integer number (499974930).

Almost surely, 2^113021311104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113021311104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191990373120).

113021311104 is an abundant number, since it is smaller than the sum of its proper divisors (270959435136).

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

113021311104 is a wasteful number, since it uses less digits than its factorization.

113021311104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 113021311104 its reverse (401113120311), we get a palindrome (514134431415).

The spelling of 113021311104 in words is "one hundred thirteen billion, twenty-one million, three hundred eleven thousand, one hundred four".