11121202201200 has 240 divisors, whose sum is σ = 43846053006336. Its totient is φ = 2346451430400.

The previous prime is 11121202201199. The next prime is 11121202201223. The reversal of 11121202201200 is 210220212111.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×11121202201200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11121202201200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50812056 + ... + 51030455.

Almost surely, 2^{11121202201200} is an apocalyptic number.

11121202201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121202201200 is an abundant number, since it is smaller than the sum of its proper divisors (32724850805136).

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

11121202201200 is a wasteful number, since it uses less digits than its factorization.

11121202201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101842552 (or 101842541 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11121202201200 its reverse (210220212111), we get a palindrome (11331422413311).

The spelling of 11121202201200 in words is "eleven trillion, one hundred twenty-one billion, two hundred two million, two hundred one thousand, two hundred".