10011113320 has 64 divisors (see below), whose sum is σ = 24420690000. Its totient is φ = 3671574528.

The previous prime is 10011113293. The next prime is 10011113339. The reversal of 10011113320 is 2331111001.

It can be written as a sum of positive squares in 8 ways, for example, as 3511876 + 10007601444 = 1874^2 + 100038^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 10011113320.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12876 + ... + 142084.

Almost surely, 2^10011113320 is an apocalyptic number.

10011113320 is a gapful number since it is divisible by the number (10) 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 10011113320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12210345000).

10011113320 is an abundant number, since it is smaller than the sum of its proper divisors (14409576680).

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

10011113320 is a wasteful number, since it uses less digits than its factorization.

10011113320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129382 (or 129378 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10011113320 its reverse (2331111001), we get a palindrome (12342224321).

The spelling of 10011113320 in words is "ten billion, eleven million, one hundred thirteen thousand, three hundred twenty".