11201101121200 has 60 divisors (see below), whose sum is σ = 26913755159920. Its totient is φ = 4479922702080.

The previous prime is 11201101121113. The next prime is 11201101121237. The reversal of 11201101121200 is 212110110211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1857181 + ... + 5084419.

Almost surely, 2^{11201101121200} is an apocalyptic number.

11201101121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201101121200 is an abundant number, since it is smaller than the sum of its proper divisors (15712654038720).

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

11201101121200 is a wasteful number, since it uses less digits than its factorization.

11201101121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235934 (or 3235923 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11201101121200 its reverse (212110110211), we get a palindrome (11413211231411).

The spelling of 11201101121200 in words is "eleven trillion, two hundred one billion, one hundred one million, one hundred twenty-one thousand, two hundred".