2011140305020 has 96 divisors (see below), whose sum is σ = 5299070031360. Its totient is φ = 622856183040.

The previous prime is 2011140304997. The next prime is 2011140305081. The reversal of 2011140305020 is 205030411102.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 3917250 + ... + 4400809.

It is an arithmetic number, because the mean of its divisors is an integer number (55198646160).

Almost surely, 2^{2011140305020} is an apocalyptic number.

2011140305020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011140305020 is an abundant number, since it is smaller than the sum of its proper divisors (3287929726340).

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

2011140305020 is a wasteful number, since it uses less digits than its factorization.

2011140305020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8318243 (or 8318241 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 2011140305020 its reverse (205030411102), we get a palindrome (2216170716122).

The spelling of 2011140305020 in words is "two trillion, eleven billion, one hundred forty million, three hundred five thousand, twenty".