211331041012012 has 12 divisors (see below), whose sum is σ = 369842386911480. Its totient is φ = 105661787608736.

The previous prime is 211331041011983. The next prime is 211331041012027. The reversal of 211331041012012 is 210210140133112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933096937 + ... + 933323392.

It is an arithmetic number, because the mean of its divisors is an integer number (30820198909290).

Almost surely, 2^{211331041012012} is an apocalyptic number.

It is an amenable number.

211331041012012 is a deficient number, since it is larger than the sum of its proper divisors (158511345899468).

211331041012012 is a wasteful number, since it uses less digits than its factorization.

211331041012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866448640 (or 1866448638 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 211331041012012 its reverse (210210140133112), we get a palindrome (421541181145124).

The spelling of 211331041012012 in words is "two hundred eleven trillion, three hundred thirty-one billion, forty-one million, twelve thousand, twelve".