11231133221200 has 120 divisors (see below), whose sum is σ = 28404517173120. Its totient is φ = 4255772774400.

The previous prime is 11231133221131. The next prime is 11231133221201. The reversal of 11231133221200 is 212233113211.

It is a super-2 number, since 2×11231133221200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11231133221201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204617760 + ... + 204672640.

It is an arithmetic number, because the mean of its divisors is an integer number (236704309776).

Almost surely, 2^{11231133221200} is an apocalyptic number.

11231133221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11231133221200 is an abundant number, since it is smaller than the sum of its proper divisors (17173383951920).

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

11231133221200 is a wasteful number, since it uses less digits than its factorization.

11231133221200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81845 (or 81834 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 11231133221200 its reverse (212233113211), we get a palindrome (11443366334411).

The spelling of 11231133221200 in words is "eleven trillion, two hundred thirty-one billion, one hundred thirty-three million, two hundred twenty-one thousand, two hundred".