210120010211 has 4 divisors (see below), whose sum is σ = 210326213400. Its totient is φ = 209913807024.

The previous prime is 210120010207. The next prime is 210120010229. The reversal of 210120010211 is 112010021012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210120010211 - 2² = 210120010207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210120010192 and 210120010201.

It is not an unprimeable number, because it can be changed into a prime (210120010201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103100066 + ... + 103102103.

It is an arithmetic number, because the mean of its divisors is an integer number (52581553350).

Almost surely, 2^210120010211 is an apocalyptic number.

210120010211 is a deficient number, since it is larger than the sum of its proper divisors (206203189).

210120010211 is a wasteful number, since it uses less digits than its factorization.

210120010211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206203188.

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

Adding to 210120010211 its reverse (112010021012), we get a palindrome (322130031223).

The spelling of 210120010211 in words is "two hundred ten billion, one hundred twenty million, ten thousand, two hundred eleven".