11202122020220 has 24 divisors (see below), whose sum is σ = 23524641377664. Its totient is φ = 4480813544256.

The previous prime is 11202122020189. The next prime is 11202122020289. The reversal of 11202122020220 is 2202022120211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 480629 + ... + 4757651.

It is an arithmetic number, because the mean of its divisors is an integer number (980193390736).

Almost surely, 2^{11202122020220} is an apocalyptic number.

11202122020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202122020220 is an abundant number, since it is smaller than the sum of its proper divisors (12322519357444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11202122020220 is a wasteful number, since it uses less digits than its factorization.

11202122020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4407989 (or 4407987 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11202122020220 its reverse (2202022120211), we get a palindrome (13404144140431).

Subtracting from 11202122020220 its reverse (2202022120211), we obtain a palindrome (9000099900009).

The spelling of 11202122020220 in words is "eleven trillion, two hundred two billion, one hundred twenty-two million, twenty thousand, two hundred twenty".