22220222201200 has 30 divisors (see below), whose sum is σ = 53384083839344. Its totient is φ = 8888088880320.

The previous prime is 22220222201119. The next prime is 22220222201207. The reversal of 22220222201200 is 210222202222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220222201207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27775277352 + ... + 27775278151.

Almost surely, 2^{22220222201200} is an apocalyptic number.

22220222201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22220222201200 is an abundant number, since it is smaller than the sum of its proper divisors (31163861638144).

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

22220222201200 is a wasteful number, since it uses less digits than its factorization.

22220222201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55550555521 (or 55550555510 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22220222201200 its reverse (210222202222), we get a palindrome (22430444403422).

The spelling of 22220222201200 in words is "twenty-two trillion, two hundred twenty billion, two hundred twenty-two million, two hundred one thousand, two hundred".