2012012211112 has 8 divisors (see below), whose sum is σ = 3772522895850. Its totient is φ = 1006006105552.

The previous prime is 2012012211073. The next prime is 2012012211119. The reversal of 2012012211112 is 2111122102102.

It can be written as a sum of positive squares in only one way, i.e., 1666613868676 + 345398342436 = 1290974^2 + 587706^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2012012211119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125750763187 + ... + 125750763202.

Almost surely, 2^{2012012211112} is an apocalyptic number.

It is an amenable number.

2012012211112 is a deficient number, since it is larger than the sum of its proper divisors (1760510684738).

2012012211112 is a wasteful number, since it uses less digits than its factorization.

2012012211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251501526395 (or 251501526391 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2012012211112 its reverse (2111122102102), we get a palindrome (4123134313214).

The spelling of 2012012211112 in words is "two trillion, twelve billion, twelve million, two hundred eleven thousand, one hundred twelve".