11101210221200 has 60 divisors (see below), whose sum is σ = 29095262800368. Its totient is φ = 4036803715200.

The previous prime is 11101210221161. The next prime is 11101210221223. The reversal of 11101210221200 is 212201210111.

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, 1261496762 + ... + 1261505561.

Almost surely, 2^{11101210221200} is an apocalyptic number.

11101210221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101210221200 is an abundant number, since it is smaller than the sum of its proper divisors (17994052579168).

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

11101210221200 is a wasteful number, since it uses less digits than its factorization.

11101210221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523002352 (or 2523002341 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11101210221200 its reverse (212201210111), we get a palindrome (11313411431311).

The spelling of 11101210221200 in words is "eleven trillion, one hundred one billion, two hundred ten million, two hundred twenty-one thousand, two hundred".