22201010001200 has 180 divisors, whose sum is σ = 55905114786360. Its totient is φ = 8471856476160.

The previous prime is 22201010001199. The next prime is 22201010001217. The reversal of 22201010001200 is 210001010222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80057984 + ... + 80334816.

Almost surely, 2^{22201010001200} is an apocalyptic number.

22201010001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201010001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27952557393180).

22201010001200 is an abundant number, since it is smaller than the sum of its proper divisors (33704104785160).

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

22201010001200 is a wasteful number, since it uses less digits than its factorization.

22201010001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277276 (or 277242 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22201010001200 its reverse (210001010222), we get a palindrome (22411011011422).

The spelling of 22201010001200 in words is "twenty-two trillion, two hundred one billion, ten million, one thousand, two hundred".