211210110122012 has 6 divisors (see below), whose sum is σ = 369617692713528. Its totient is φ = 105605055061004.

The previous prime is 211210110121943. The next prime is 211210110122057. The reversal of 211210110122012 is 210221011012112.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 26401263765248 + ... + 26401263765255.

It is an arithmetic number, because the mean of its divisors is an integer number (61602948785588).

Almost surely, 2^{211210110122012} is an apocalyptic number.

It is an amenable number.

211210110122012 is a deficient number, since it is larger than the sum of its proper divisors (158407582591516).

211210110122012 is a wasteful number, since it uses less digits than its factorization.

211210110122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52802527530507 (or 52802527530505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211210110122012 its reverse (210221011012112), we get a palindrome (421431121134124).

The spelling of 211210110122012 in words is "two hundred eleven trillion, two hundred ten billion, one hundred ten million, one hundred twenty-two thousand, twelve".