210110202000221 has 8 divisors (see below), whose sum is σ = 214996690644384. Its totient is φ = 205223722668720.

The previous prime is 210110202000217. The next prime is 210110202000247. The reversal of 210110202000221 is 122000202011012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 210110202000221 - 2² = 210110202000217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 210110202000196 and 210110202000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210110202002221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67159235 + ... + 70218111.

It is an arithmetic number, because the mean of its divisors is an integer number (26874586330548).

Almost surely, 2^{210110202000221} is an apocalyptic number.

It is an amenable number.

210110202000221 is a deficient number, since it is larger than the sum of its proper divisors (4886488644163).

210110202000221 is a wasteful number, since it uses less digits than its factorization.

210110202000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4656331.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210110202000221 its reverse (122000202011012), we get a palindrome (332110404011233).

The spelling of 210110202000221 in words is "two hundred ten trillion, one hundred ten billion, two hundred two million, two hundred twenty-one", and thus it is an aban number.