212212201012011 has 32 divisors (see below), whose sum is σ = 316910832721920. Its totient is φ = 140340056304672.

The previous prime is 212212201011991. The next prime is 212212201012099. The reversal of 212212201012011 is 110210102212212.

212212201012011 is a `hidden beast` number, since 21 + 221 + 220 + 1 + 0 + 1 + 201 + 1 = 666.

It is not a de Polignac number, because 212212201012011 - 2⁷ = 212212201011883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212212201012111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18614881 + ... + 27765773.

It is an arithmetic number, because the mean of its divisors is an integer number (9903463522560).

Almost surely, 2^{212212201012011} is an apocalyptic number.

212212201012011 is a deficient number, since it is larger than the sum of its proper divisors (104698631709909).

212212201012011 is a wasteful number, since it uses less digits than its factorization.

212212201012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9157792 (or 9157786 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212212201012011 its reverse (110210102212212), we get a palindrome (322422303224223).

The spelling of 212212201012011 in words is "two hundred twelve trillion, two hundred twelve billion, two hundred one million, twelve thousand, eleven".