11220320013 has 8 divisors (see below), whose sum is σ = 17097630528. Its totient is φ = 6411611424.

The previous prime is 11220320009. The next prime is 11220320039. The reversal of 11220320013 is 31002302211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11220320013 - 2² = 11220320009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11220319974 and 11220320001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220320113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267150456 + ... + 267150497.

It is an arithmetic number, because the mean of its divisors is an integer number (2137203816).

Almost surely, 2^11220320013 is an apocalyptic number.

It is an amenable number.

11220320013 is a deficient number, since it is larger than the sum of its proper divisors (5877310515).

11220320013 is an equidigital number, since it uses as much as digits as its factorization.

11220320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534300963.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11220320013 its reverse (31002302211), we get a palindrome (42222622224).

The spelling of 11220320013 in words is "eleven billion, two hundred twenty million, three hundred twenty thousand, thirteen".