211210121122010 has 32 divisors (see below), whose sum is σ = 386627567497920. Its totient is φ = 83050901534592.

The previous prime is 211210121121931. The next prime is 211210121122103. The reversal of 211210121122010 is 10221121012112.

It is a self number, because there is not a number n which added to its sum of digits gives 211210121122010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38327357 + ... + 43490303.

It is an arithmetic number, because the mean of its divisors is an integer number (12082111484310).

Almost surely, 2^{211210121122010} is an apocalyptic number.

211210121122010 is a deficient number, since it is larger than the sum of its proper divisors (175417446375910).

211210121122010 is a wasteful number, since it uses less digits than its factorization.

211210121122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5232350.

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

Adding to 211210121122010 its reverse (10221121012112), we get a palindrome (221431242134122).

The spelling of 211210121122010 in words is "two hundred eleven trillion, two hundred ten billion, one hundred twenty-one million, one hundred twenty-two thousand, ten".