11020303002311 has 4 divisors (see below), whose sum is σ = 11668556120112. Its totient is φ = 10372049884512.

The previous prime is 11020303002301. The next prime is 11020303002323. The reversal of 11020303002311 is 11320030302011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11020303002311 - 2³⁴ = 11003123133127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 648253117783 = 11020303002311 / (1 + 1 + 0 + 2 + 0 + 3 + 0 + 3 + 0 + 0 + 2 + 3 + 1 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11020303002311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020303002301) 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, 324126558875 + ... + 324126558908.

It is an arithmetic number, because the mean of its divisors is an integer number (2917139030028).

Almost surely, 2^{11020303002311} is an apocalyptic number.

11020303002311 is a deficient number, since it is larger than the sum of its proper divisors (648253117801).

11020303002311 is an equidigital number, since it uses as much as digits as its factorization.

11020303002311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648253117800.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11020303002311 its reverse (11320030302011), we get a palindrome (22340333304322).

The spelling of 11020303002311 in words is "eleven trillion, twenty billion, three hundred three million, two thousand, three hundred eleven".