11023200220 has 48 divisors (see below), whose sum is σ = 23539824000. Its totient is φ = 4335252480.

The previous prime is 11023200217. The next prime is 11023200257. The reversal of 11023200220 is 2200232011.

It is a self number, because there is not a number n which added to its sum of digits gives 11023200220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 366306 + ... + 395254.

It is an arithmetic number, because the mean of its divisors is an integer number (490413000).

Almost surely, 2^11023200220 is an apocalyptic number.

11023200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11023200220 is an abundant number, since it is smaller than the sum of its proper divisors (12516623780).

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

11023200220 is a wasteful number, since it uses less digits than its factorization.

11023200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29278 (or 29276 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 11023200220 its reverse (2200232011), we get a palindrome (13223432231).

The spelling of 11023200220 in words is "eleven billion, twenty-three million, two hundred thousand, two hundred twenty".