2113303500 has 768 divisors, whose sum is σ = 9057484800. Its totient is φ = 412128000.

The previous prime is 2113303463. The next prime is 2113303523. The reversal of 2113303500 is 53033112.

2113303500 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2113303500² = 8932103366224500000, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 19750447 + ... + 19750553.

It is an arithmetic number, because the mean of its divisors is an integer number (11793600).

Almost surely, 2^2113303500 is an apocalyptic number.

2113303500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113303500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4528742400).

2113303500 is an abundant number, since it is smaller than the sum of its proper divisors (6944181300).

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

2113303500 is a wasteful number, since it uses less digits than its factorization.

2113303500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 2113303500 is about 45970.6808737917. The cubic root of 2113303500 is about 1283.2776310599.

Adding to 2113303500 its reverse (53033112), we get a palindrome (2166336612).

The spelling of 2113303500 in words is "two billion, one hundred thirteen million, three hundred three thousand, five hundred".