11013111320 has 16 divisors (see below), whose sum is σ = 24779500560. Its totient is φ = 4405244512.

The previous prime is 11013111301. The next prime is 11013111337. The reversal of 11013111320 is 2311131011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11013111295 and 11013111304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137663852 + ... + 137663931.

It is an arithmetic number, because the mean of its divisors is an integer number (1548718785).

Almost surely, 2^11013111320 is an apocalyptic number.

11013111320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11013111320 is an abundant number, since it is smaller than the sum of its proper divisors (13766389240).

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

11013111320 is a wasteful number, since it uses less digits than its factorization.

11013111320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275327794 (or 275327790 counting only the distinct ones).

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

Adding to 11013111320 its reverse (2311131011), we get a palindrome (13324242331).

The spelling of 11013111320 in words is "eleven billion, thirteen million, one hundred eleven thousand, three hundred twenty".