210120210011 has 8 divisors (see below), whose sum is σ = 215861856000. Its totient is φ = 204407933760.

The previous prime is 210120209989. The next prime is 210120210023. The reversal of 210120210011 is 110012021012.

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

It is a de Polignac number, because none of the positive numbers 2^k-210120210011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210120209974 and 210120210001.

It is not an unprimeable number, because it can be changed into a prime (210120210211) 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, 7327931 + ... + 7356548.

It is an arithmetic number, because the mean of its divisors is an integer number (26982732000).

Almost surely, 2^210120210011 is an apocalyptic number.

210120210011 is a deficient number, since it is larger than the sum of its proper divisors (5741645989).

210120210011 is a wasteful number, since it uses less digits than its factorization.

210120210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14684869.

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

Adding to 210120210011 its reverse (110012021012), we get a palindrome (320132231023).

The spelling of 210120210011 in words is "two hundred ten billion, one hundred twenty million, two hundred ten thousand, eleven".