11231310220200 has 384 divisors, whose sum is σ = 44771801088000. Its totient is φ = 2534660294400.

The previous prime is 11231310220187. The next prime is 11231310220201. The reversal of 11231310220200 is 202201313211.

11231310220200 is a `hidden beast` number, since 1 + 1 + 231 + 3 + 10 + 220 + 200 = 666.

11231310220200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11231310220200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11231310220201) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1105665 + ... + 4866735.

It is an arithmetic number, because the mean of its divisors is an integer number (116593232000).

Almost surely, 2^{11231310220200} is an apocalyptic number.

11231310220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11231310220200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22385900544000).

11231310220200 is an abundant number, since it is smaller than the sum of its proper divisors (33540490867800).

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

11231310220200 is a wasteful number, since it uses less digits than its factorization.

11231310220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3761182 (or 3761167 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11231310220200 its reverse (202201313211), we get a palindrome (11433511533411).

The spelling of 11231310220200 in words is "eleven trillion, two hundred thirty-one billion, three hundred ten million, two hundred twenty thousand, two hundred".