22022120000 has 70 divisors (see below), whose sum is σ = 54607799598. Its totient is φ = 8808832000.

The previous prime is 22022119997. The next prime is 22022120023. The reversal of 22022120000 is 2122022.

It can be written as a sum of positive squares in 5 ways, for example, as 9885131776 + 12136988224 = 99424^2 + 110168^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 235277 + ... + 315276.

Almost surely, 2^22022120000 is an apocalyptic number.

22022120000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022120000 is an abundant number, since it is smaller than the sum of its proper divisors (32585679598).

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

22022120000 is an frugal number, since it uses more digits than its factorization.

22022120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550585 (or 550560 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 22022120000 its reverse (2122022), we get a palindrome (22024242022).

The spelling of 22022120000 in words is "twenty-two billion, twenty-two million, one hundred twenty thousand".