10113111320 has 128 divisors (see below), whose sum is σ = 24983259840. Its totient is φ = 3661701120.

The previous prime is 10113111319. The next prime is 10113111331. The reversal of 10113111320 is 2311131101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10113111295 and 10113111304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9789524 + ... + 9790556.

Almost surely, 2^10113111320 is an apocalyptic number.

10113111320 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 10113111320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12491629920).

10113111320 is an abundant number, since it is smaller than the sum of its proper divisors (14870148520).

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

10113111320 is a wasteful number, since it uses less digits than its factorization.

10113111320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405 (or 1401 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 10113111320 its reverse (2311131101), we get a palindrome (12424242421).

The spelling of 10113111320 in words is "ten billion, one hundred thirteen million, one hundred eleven thousand, three hundred twenty".