22001442200 has 48 divisors (see below), whose sum is σ = 52020387000. Its totient is φ = 8651409920.

The previous prime is 22001442193. The next prime is 22001442269. The reversal of 22001442200 is 224410022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 920465 + ... + 944064.

Almost surely, 2^22001442200 is an apocalyptic number.

22001442200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001442200 is an abundant number, since it is smaller than the sum of its proper divisors (30018944800).

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

22001442200 is a wasteful number, since it uses less digits than its factorization.

22001442200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864604 (or 1864595 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22001442200 its reverse (224410022), we get a palindrome (22225852222).

The spelling of 22001442200 in words is "twenty-two billion, one million, four hundred forty-two thousand, two hundred".