11201022021200 has 120 divisors (see below), whose sum is σ = 30901958591520. Its totient is φ = 3858725260800.

The previous prime is 11201022021187. The next prime is 11201022021239. The reversal of 11201022021200 is 212022010211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66908159 + ... + 67075358.

It is an arithmetic number, because the mean of its divisors is an integer number (257516321596).

Almost surely, 2^{11201022021200} is an apocalyptic number.

11201022021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201022021200 is an abundant number, since it is smaller than the sum of its proper divisors (19700936570320).

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

11201022021200 is a wasteful number, since it uses less digits than its factorization.

11201022021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133983565 (or 133983554 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11201022021200 its reverse (212022010211), we get a palindrome (11413044031411).

The spelling of 11201022021200 in words is "eleven trillion, two hundred one billion, twenty-two million, twenty-one thousand, two hundred".