12011010221012 has 12 divisors (see below), whose sum is σ = 22930110422016. Its totient is φ = 5459550100440.

The previous prime is 12011010221011. The next prime is 12011010221033. The reversal of 12011010221012 is 21012201011021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011010221011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136488752468 + ... + 136488752555.

It is an arithmetic number, because the mean of its divisors is an integer number (1910842535168).

Almost surely, 2^{12011010221012} is an apocalyptic number.

It is an amenable number.

12011010221012 is a deficient number, since it is larger than the sum of its proper divisors (10919100201004).

12011010221012 is a wasteful number, since it uses less digits than its factorization.

12011010221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272977505038 (or 272977505036 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12011010221012 its reverse (21012201011021), we get a palindrome (33023211232033).

The spelling of 12011010221012 in words is "twelve trillion, eleven billion, ten million, two hundred twenty-one thousand, twelve".