2012206041520 has 40 divisors (see below), whose sum is σ = 4678471679184. Its totient is φ = 804866479872.

The previous prime is 2012206041499. The next prime is 2012206041581. The reversal of 2012206041520 is 251406022102.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 4342467 + ... + 4783453.

Almost surely, 2^{2012206041520} is an apocalyptic number.

2012206041520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012206041520 is an abundant number, since it is smaller than the sum of its proper divisors (2666265637664).

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

2012206041520 is a wasteful number, since it uses less digits than its factorization.

2012206041520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498037 (or 498031 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 2012206041520 in words is "two trillion, twelve billion, two hundred six million, forty-one thousand, five hundred twenty".