11201100001222 has 32 divisors (see below), whose sum is σ = 17975718858240. Its totient is φ = 5216297024640.

The previous prime is 11201100001219. The next prime is 11201100001237. The reversal of 11201100001222 is 22210000110211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1903578 + ... + 5101549.

It is an arithmetic number, because the mean of its divisors is an integer number (561741214320).

Almost surely, 2^{11201100001222} is an apocalyptic number.

11201100001222 is a deficient number, since it is larger than the sum of its proper divisors (6774618857018).

11201100001222 is a wasteful number, since it uses less digits than its factorization.

11201100001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7005636.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11201100001222 its reverse (22210000110211), we get a palindrome (33411100111433).

The spelling of 11201100001222 in words is "eleven trillion, two hundred one billion, one hundred million, one thousand, two hundred twenty-two".