22211334220 has 24 divisors (see below), whose sum is σ = 46646664624. Its totient is φ = 8883988416.

The previous prime is 22211334161. The next prime is 22211334221. The reversal of 22211334220 is 2243311222.

It is a junction number, because it is equal to n+sod(n) for n = 22211334191 and 22211334200.

It is not an unprimeable number, because it can be changed into a prime (22211334221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518334 + ... + 559546.

It is an arithmetic number, because the mean of its divisors is an integer number (1943611026).

Almost surely, 2^22211334220 is an apocalyptic number.

22211334220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22211334220 is an abundant number, since it is smaller than the sum of its proper divisors (24435330404).

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

22211334220 is a wasteful number, since it uses less digits than its factorization.

22211334220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68169 (or 68167 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 22211334220 its reverse (2243311222), we get a palindrome (24454645442).

The spelling of 22211334220 in words is "twenty-two billion, two hundred eleven million, three hundred thirty-four thousand, two hundred twenty".