22444200002 has 24 divisors (see below), whose sum is σ = 39550607100. Its totient is φ = 9523701600.

The previous prime is 22444199993. The next prime is 22444200013. The reversal of 22444200002 is 20000244422.

It can be written as a sum of positive squares in 2 ways, for example, as 22278846121 + 165353881 = 149261^2 + 12859^2 .

It is a super-2 number, since 2×22444200002² (a number of 22 digits) contains 22 as substring.

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, 1123877 + ... + 1143672.

Almost surely, 2^22444200002 is an apocalyptic number.

22444200002 is a deficient number, since it is larger than the sum of its proper divisors (17106407098).

22444200002 is a wasteful number, since it uses less digits than its factorization.

22444200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267666 (or 2267659 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22444200002 its reverse (20000244422), we get a palindrome (42444444424).

The spelling of 22444200002 in words is "twenty-two billion, four hundred forty-four million, two hundred thousand, two".