22210450000 has 60 divisors (see below), whose sum is σ = 53787612060. Its totient is φ = 8884160000.

The previous prime is 22210449959. The next prime is 22210450033. The reversal of 22210450000 is 5401222.

It can be written as a sum of positive squares in 6 ways, for example, as 15521173056 + 6689276944 = 124584^2 + 81788^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172105 + ... + 272104.

It is an arithmetic number, because the mean of its divisors is an integer number (896460201).

Almost surely, 2^22210450000 is an apocalyptic number.

22210450000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210450000 is an abundant number, since it is smaller than the sum of its proper divisors (31577162060).

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

22210450000 is an frugal number, since it uses more digits than its factorization.

22210450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444242 (or 444216 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

Adding to 22210450000 its reverse (5401222), we get a palindrome (22215851222).

The spelling of 22210450000 in words is "twenty-two billion, two hundred ten million, four hundred fifty thousand".