11220111033113 has 4 divisors (see below), whose sum is σ = 11226107887488. Its totient is φ = 11214114178740.

The previous prime is 11220111033091. The next prime is 11220111033163. The reversal of 11220111033113 is 31133011102211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11220111033113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220111033163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2998424381 + ... + 2998428122.

It is an arithmetic number, because the mean of its divisors is an integer number (2806526971872).

Almost surely, 2^{11220111033113} is an apocalyptic number.

It is an amenable number.

11220111033113 is a deficient number, since it is larger than the sum of its proper divisors (5996854375).

11220111033113 is an equidigital number, since it uses as much as digits as its factorization.

11220111033113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5996854374.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11220111033113 its reverse (31133011102211), we get a palindrome (42353122135324).

The spelling of 11220111033113 in words is "eleven trillion, two hundred twenty billion, one hundred eleven million, thirty-three thousand, one hundred thirteen".