2011000220000 has 60 divisors (see below), whose sum is σ = 4947362240436. Its totient is φ = 804400080000.

The previous prime is 2011000219999. The next prime is 2011000220029. The reversal of 2011000220000 is 220001102.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2011000220000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 50255006 + ... + 50295005.

Almost surely, 2^{2011000220000} is an apocalyptic number.

2011000220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011000220000 is an abundant number, since it is smaller than the sum of its proper divisors (2936362020436).

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

2011000220000 is an equidigital number, since it uses as much as digits as its factorization.

2011000220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100550041 (or 100550018 counting only the distinct ones).

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

Adding to 2011000220000 its reverse (220001102), we get a palindrome (2011220221102).

The spelling of 2011000220000 in words is "two trillion, eleven billion, two hundred twenty thousand".