11020422116511 has 20 divisors (see below), whose sum is σ = 16581041908200. Its totient is φ = 7294092328656.

The previous prime is 11020422116503. The next prime is 11020422116527. The reversal of 11020422116511 is 11561122402011.

11020422116511 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 0 + 4 + 2 + 2 + 1 + 1 + 651 + 1 = 666.

It is not a de Polignac number, because 11020422116511 - 2³ = 11020422116503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020422115511) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 489393756 + ... + 489416273.

It is an arithmetic number, because the mean of its divisors is an integer number (829052095410).

Almost surely, 2^{11020422116511} is an apocalyptic number.

11020422116511 is a deficient number, since it is larger than the sum of its proper divisors (5560619791689).

11020422116511 is an equidigital number, since it uses as much as digits as its factorization.

11020422116511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978810180 (or 978810171 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

Adding to 11020422116511 its reverse (11561122402011), we get a palindrome (22581544518522).

The spelling of 11020422116511 in words is "eleven trillion, twenty billion, four hundred twenty-two million, one hundred sixteen thousand, five hundred eleven".