11020122020011 has 4 divisors (see below), whose sum is σ = 11867823713872. Its totient is φ = 10172420326152.

The previous prime is 11020122019999. The next prime is 11020122020053. The reversal of 11020122020011 is 11002022102011.

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 11020122020011 - 2¹¹ = 11020122017963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 847701693847 = 11020122020011 / (1 + 1 + 0 + 2 + 0 + 1 + 2 + 2 + 0 + 2 + 0 + 0 + 1 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020122019973 and 11020122020000.

It is not an unprimeable number, because it can be changed into a prime (11020122020911) 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, 423850846911 + ... + 423850846936.

It is an arithmetic number, because the mean of its divisors is an integer number (2966955928468).

Almost surely, 2^{11020122020011} is an apocalyptic number.

11020122020011 is a deficient number, since it is larger than the sum of its proper divisors (847701693861).

11020122020011 is an equidigital number, since it uses as much as digits as its factorization.

11020122020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847701693860.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11020122020011 its reverse (11002022102011), we get a palindrome (22022144122022).

The spelling of 11020122020011 in words is "eleven trillion, twenty billion, one hundred twenty-two million, twenty thousand, eleven".