2012001020011 has 8 divisors (see below), whose sum is σ = 2012605985744. Its totient is φ = 2011396147200.

The previous prime is 2012001019981. The next prime is 2012001020033. The reversal of 2012001020011 is 1100201002102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012001020011 - 2¹³ = 2012001011819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012001020011.

It is not an unprimeable number, because it can be changed into a prime (2012001050011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75919915 + ... + 75946411.

It is an arithmetic number, because the mean of its divisors is an integer number (251575748218).

Almost surely, 2^{2012001020011} is an apocalyptic number.

2012001020011 is a deficient number, since it is larger than the sum of its proper divisors (604965733).

2012001020011 is a wasteful number, since it uses less digits than its factorization.

2012001020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46461.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2012001020011 its reverse (1100201002102), we get a palindrome (3112202022113).

The spelling of 2012001020011 in words is "two trillion, twelve billion, one million, twenty thousand, eleven".