2012021004111 has 16 divisors (see below), whose sum is σ = 2721995902080. Its totient is φ = 1321779812000.

The previous prime is 2012021004073. The next prime is 2012021004113. The reversal of 2012021004111 is 1114001202102.

It is a cyclic number.

It is not a de Polignac number, because 2012021004111 - 2¹⁸ = 2012020741967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012021004113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10289265 + ... + 10482986.

It is an arithmetic number, because the mean of its divisors is an integer number (170124743880).

Almost surely, 2^{2012021004111} is an apocalyptic number.

2012021004111 is a deficient number, since it is larger than the sum of its proper divisors (709974897969).

2012021004111 is a wasteful number, since it uses less digits than its factorization.

2012021004111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20772726.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012021004111 its reverse (1114001202102), we get a palindrome (3126022206213).

The spelling of 2012021004111 in words is "two trillion, twelve billion, twenty-one million, four thousand, one hundred eleven".