2012010001100 has 288 divisors, whose sum is σ = 5040874363392. Its totient is φ = 689920000000.

The previous prime is 2012010001097. The next prime is 2012010001117. The reversal of 2012010001100 is 11000102102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 641378732 + ... + 641381868.

It is an arithmetic number, because the mean of its divisors is an integer number (17503035984).

Almost surely, 2^{2012010001100} is an apocalyptic number.

2012010001100 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 2012010001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2520437181696).

2012010001100 is an abundant number, since it is smaller than the sum of its proper divisors (3028864362292).

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

2012010001100 is a wasteful number, since it uses less digits than its factorization.

2012010001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3537 (or 3530 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2012010001100 its reverse (11000102102), we get a palindrome (2023010103202).

The spelling of 2012010001100 in words is "two trillion, twelve billion, ten million, one thousand, one hundred".