22001200210000 has 100 divisors (see below), whose sum is σ = 58109570285184. Its totient is φ = 8000436400000.

The previous prime is 22001200209973. The next prime is 22001200210013. The reversal of 22001200210000 is 1200210022.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 99895456 + ... + 100115455.

Almost surely, 2^{22001200210000} is an apocalyptic number.

22001200210000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001200210000 is an abundant number, since it is smaller than the sum of its proper divisors (36108370075184).

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

22001200210000 is a wasteful number, since it uses less digits than its factorization.

22001200210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200010950 (or 200010929 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22001200210000 its reverse (1200210022), we get a palindrome (22002400420022).

The spelling of 22001200210000 in words is "twenty-two trillion, one billion, two hundred million, two hundred ten thousand".