11211331230000 has 600 divisors, whose sum is σ = 44201160788400. Its totient is φ = 2717890560000.

The previous prime is 11211331229983. The next prime is 11211331230097. The reversal of 11211331230000 is 3213311211.

11211331230000 is a `hidden beast` number, since 11 + 21 + 1 + 331 + 2 + 300 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (600).

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

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 32498416 + ... + 32841584.

It is an arithmetic number, because the mean of its divisors is an integer number (73668601314).

Almost surely, 2^{11211331230000} is an apocalyptic number.

11211331230000 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 11211331230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22100580394200).

11211331230000 is an abundant number, since it is smaller than the sum of its proper divisors (32989829558400).

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

11211331230000 is a wasteful number, since it uses less digits than its factorization.

11211331230000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343228 (or 343190 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11211331230000 its reverse (3213311211), we get a palindrome (11214544541211).

The spelling of 11211331230000 in words is "eleven trillion, two hundred eleven billion, three hundred thirty-one million, two hundred thirty thousand".