11331132111200 has 72 divisors (see below), whose sum is σ = 30176865041400. Its totient is φ = 4120411673600.

The previous prime is 11331132111199. The next prime is 11331132111227. The reversal of 11331132111200 is 211123113311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 643805525 + ... + 643823124.

It is an arithmetic number, because the mean of its divisors is an integer number (419123125575).

Almost surely, 2^{11331132111200} is an apocalyptic number.

11331132111200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11331132111200 is an abundant number, since it is smaller than the sum of its proper divisors (18845732930200).

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

11331132111200 is a wasteful number, since it uses less digits than its factorization.

11331132111200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287628680 (or 1287628667 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11331132111200 its reverse (211123113311), we get a palindrome (11542255224511).

The spelling of 11331132111200 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-two million, one hundred eleven thousand, two hundred".