12111233113200 has 120 divisors (see below), whose sum is σ = 41780648849968. Its totient is φ = 2981226608640.

The previous prime is 12111233113163. The next prime is 12111233113201. The reversal of 12111233113200 is 231133211121.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111233113201) 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, 388164949 + ... + 388196148.

Almost surely, 2^{12111233113200} is an apocalyptic number.

12111233113200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111233113200 is an abundant number, since it is smaller than the sum of its proper divisors (29669415736768).

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

12111233113200 is a wasteful number, since it uses less digits than its factorization.

12111233113200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776361131 (or 776361120 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12111233113200 its reverse (231133211121), we get a palindrome (12342366324321).

The spelling of 12111233113200 in words is "twelve trillion, one hundred eleven billion, two hundred thirty-three million, one hundred thirteen thousand, two hundred".