210110200121 has 8 divisors (see below), whose sum is σ = 216929017344. Its totient is φ = 203293949760.

The previous prime is 210110200117. The next prime is 210110200151. The reversal of 210110200121 is 121002011012.

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 210110200121 - 2² = 210110200117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210110200151) 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, 474656 + ... + 803441.

It is an arithmetic number, because the mean of its divisors is an integer number (27116127168).

Almost surely, 2^210110200121 is an apocalyptic number.

It is an amenable number.

210110200121 is a deficient number, since it is larger than the sum of its proper divisors (6818817223).

210110200121 is a wasteful number, since it uses less digits than its factorization.

210110200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283431.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210110200121 its reverse (121002011012), we get a palindrome (331112211133).

The spelling of 210110200121 in words is "two hundred ten billion, one hundred ten million, two hundred thousand, one hundred twenty-one".