2012110111200 has 288 divisors, whose sum is σ = 7659123284736. Its totient is φ = 449215119360.

The previous prime is 2012110111177. The next prime is 2012110111241. The reversal of 2012110111200 is 21110112102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 670257 + ... + 2115056.

It is an arithmetic number, because the mean of its divisors is an integer number (26594178072).

Almost surely, 2^{2012110111200} is an apocalyptic number.

2012110111200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012110111200 is an abundant number, since it is smaller than the sum of its proper divisors (5647013173536).

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

2012110111200 is a wasteful number, since it uses less digits than its factorization.

2012110111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785386 (or 2785373 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2012110111200 its reverse (21110112102), we get a palindrome (2033220223302).

The spelling of 2012110111200 in words is "two trillion, twelve billion, one hundred ten million, one hundred eleven thousand, two hundred".