2112103040000 has 220 divisors, whose sum is σ = 5362581259068. Its totient is φ = 830976000000.

The previous prime is 2112103039973. The next prime is 2112103040051. The reversal of 2112103040000 is 403012112.

It can be written as a sum of positive squares in 10 ways, for example, as 1858925003776 + 253178036224 = 1363424^2 + 503168^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 39012950 + ... + 39067050.

Almost surely, 2^{2112103040000} is an apocalyptic number.

2112103040000 is a gapful number since it is divisible by the number (20) 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 2112103040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2681290629534).

2112103040000 is an abundant number, since it is smaller than the sum of its proper divisors (3250478219068).

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

2112103040000 is an frugal number, since it uses more digits than its factorization.

2112103040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54202 (or 54169 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2112103040000 its reverse (403012112), we get a palindrome (2112506052112).

The spelling of 2112103040000 in words is "two trillion, one hundred twelve billion, one hundred three million, forty thousand".