211210200121104 has 120 divisors (see below), whose sum is σ = 600620366586240. Its totient is φ = 69274973604096.

The previous prime is 211210200121049. The next prime is 211210200121121. The reversal of 211210200121104 is 401121002012112.

211210200121104 is a `hidden beast` number, since 211 + 210 + 20 + 0 + 121 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28349934 + ... + 35016269.

It is an arithmetic number, because the mean of its divisors is an integer number (5005169721552).

Almost surely, 2^{211210200121104} is an apocalyptic number.

211210200121104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

211210200121104 is an abundant number, since it is smaller than the sum of its proper divisors (389410166465136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211210200121104 is a wasteful number, since it uses less digits than its factorization.

211210200121104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63366589 (or 63366580 counting only the distinct ones).

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

Adding to 211210200121104 its reverse (401121002012112), we get a palindrome (612331202133216).

The spelling of 211210200121104 in words is "two hundred eleven trillion, two hundred ten billion, two hundred million, one hundred twenty-one thousand, one hundred four".