11022332220 has 72 divisors (see below), whose sum is σ = 33454905120. Its totient is φ = 2937486720.

The previous prime is 11022332197. The next prime is 11022332261. The reversal of 11022332220 is 2223322011.

11022332220 is a `hidden beast` number, since 110 + 2 + 2 + 332 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11022332193 and 11022332202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289705 + ... + 325535.

It is an arithmetic number, because the mean of its divisors is an integer number (464651460).

Almost surely, 2^11022332220 is an apocalyptic number.

11022332220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022332220 is an abundant number, since it is smaller than the sum of its proper divisors (22432572900).

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

11022332220 is a wasteful number, since it uses less digits than its factorization.

11022332220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37555 (or 37550 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 11022332220 its reverse (2223322011), we get a palindrome (13245654231).

The spelling of 11022332220 in words is "eleven billion, twenty-two million, three hundred thirty-two thousand, two hundred twenty".