211421202124112 has 20 divisors (see below), whose sum is σ = 411707912010516. Its totient is φ = 105173999024640.

The previous prime is 211421202124037. The next prime is 211421202124159.

211421202124112 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 210014122194496 + 1407079929616 = 14491864^2 + 1186204^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 33537624089 + ... + 33537630392.

Almost surely, 2^{211421202124112} is an apocalyptic number.

It is an amenable number.

211421202124112 is a deficient number, since it is larger than the sum of its proper divisors (200286709886404).

211421202124112 is a wasteful number, since it uses less digits than its factorization.

211421202124112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67075254686 (or 67075254680 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

It can be divided in two parts, 21142120 and 2124112, that added together give a palindrome (23266232).

The spelling of 211421202124112 in words is "two hundred eleven trillion, four hundred twenty-one billion, two hundred two million, one hundred twenty-four thousand, one hundred twelve".