11202020221011 has 4 divisors (see below), whose sum is σ = 14936026961352. Its totient is φ = 7468013480672.

The previous prime is 11202020221003. The next prime is 11202020221037. The reversal of 11202020221011 is 11012202020211.

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 11202020221011 - 2³ = 11202020221003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11202020221081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867003370166 + ... + 1867003370171.

It is an arithmetic number, because the mean of its divisors is an integer number (3734006740338).

Almost surely, 2^{11202020221011} is an apocalyptic number.

11202020221011 is a deficient number, since it is larger than the sum of its proper divisors (3734006740341).

11202020221011 is an equidigital number, since it uses as much as digits as its factorization.

11202020221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734006740340.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11202020221011 its reverse (11012202020211), we get a palindrome (22214222241222).

The spelling of 11202020221011 in words is "eleven trillion, two hundred two billion, twenty million, two hundred twenty-one thousand, eleven".