11220223332 has 24 divisors (see below), whose sum is σ = 26737554816. Its totient is φ = 3660498208.

The previous prime is 11220223319. The next prime is 11220223373. The reversal of 11220223332 is 23332202211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11220223299 and 11220223308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9946443 + ... + 9947570.

It is an arithmetic number, because the mean of its divisors is an integer number (1114064784).

Almost surely, 2^11220223332 is an apocalyptic number.

11220223332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11220223332 is an abundant number, since it is smaller than the sum of its proper divisors (15517331484).

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

11220223332 is a wasteful number, since it uses less digits than its factorization.

11220223332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19894067 (or 19894065 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 11220223332 its reverse (23332202211), we get a palindrome (34552425543).

The spelling of 11220223332 in words is "eleven billion, two hundred twenty million, two hundred twenty-three thousand, three hundred thirty-two".