2012021001111 has 16 divisors (see below), whose sum is σ = 2955552006528. Its totient is φ = 1207333332000.

The previous prime is 2012021001079. The next prime is 2012021001113. The reversal of 2012021001111 is 1111001202102.

It is not a de Polignac number, because 2012021001111 - 2⁵ = 2012021001079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012021001113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 301830001 + ... + 301836666.

It is an arithmetic number, because the mean of its divisors is an integer number (184722000408).

Almost surely, 2^{2012021001111} is an apocalyptic number.

2012021001111 is a deficient number, since it is larger than the sum of its proper divisors (943531005417).

2012021001111 is a wasteful number, since it uses less digits than its factorization.

2012021001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603666782.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2012021001111 its reverse (1111001202102), we get a palindrome (3123022203213).

The spelling of 2012021001111 in words is "two trillion, twelve billion, twenty-one million, one thousand, one hundred eleven".