11322020220 has 96 divisors (see below), whose sum is σ = 36248421888. Its totient is φ = 2586607872.

The previous prime is 11322020201. The next prime is 11322020267. The reversal of 11322020220 is 2202022311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11322020220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1034899 + ... + 1045781.

It is an arithmetic number, because the mean of its divisors is an integer number (377587728).

Almost surely, 2^11322020220 is an apocalyptic number.

11322020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11322020220 is an abundant number, since it is smaller than the sum of its proper divisors (24926401668).

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

11322020220 is a wasteful number, since it uses less digits than its factorization.

11322020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13379 (or 13377 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 11322020220 its reverse (2202022311), we get a palindrome (13524042531).

The spelling of 11322020220 in words is "eleven billion, three hundred twenty-two million, twenty thousand, two hundred twenty".