211012212022012 has 12 divisors (see below), whose sum is σ = 370898117168040. Its totient is φ = 105041321402576.

The previous prime is 211012212022009. The next prime is 211012212022063. The reversal of 211012212022012 is 210220212210112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116196151087 + ... + 116196152902.

It is an arithmetic number, because the mean of its divisors is an integer number (30908176430670).

Almost surely, 2^{211012212022012} is an apocalyptic number.

It is an amenable number.

211012212022012 is a deficient number, since it is larger than the sum of its proper divisors (159885905146028).

211012212022012 is a wasteful number, since it uses less digits than its factorization.

211012212022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232392304220 (or 232392304218 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 211012212022012 its reverse (210220212210112), we get a palindrome (421232424232124).

The spelling of 211012212022012 in words is "two hundred eleven trillion, twelve billion, two hundred twelve million, twenty-two thousand, twelve".