2011220000010 has 256 divisors, whose sum is σ = 5888832606720. Its totient is φ = 485394923520.

The previous prime is 2011220000003. The next prime is 2011220000029. The reversal of 2011220000010 is 100000221102.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2011219999947 and 2011220000001.

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 127 ways as a sum of consecutive naturals, for example, 369638890 + ... + 369644330.

It is an arithmetic number, because the mean of its divisors is an integer number (23003252370).

Almost surely, 2^{2011220000010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011220000010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2944416303360).

2011220000010 is an abundant number, since it is smaller than the sum of its proper divisors (3877612606710).

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

2011220000010 is a wasteful number, since it uses less digits than its factorization.

2011220000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7510 (or 7504 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2011220000010 its reverse (100000221102), we get a palindrome (2111220221112).

The spelling of 2011220000010 in words is "two trillion, eleven billion, two hundred twenty million, ten", and thus it is an aban number.