210020012110 has 32 divisors (see below), whose sum is σ = 379033552800. Its totient is φ = 83786462208.

The previous prime is 210020012087. The next prime is 210020012117. The reversal of 210020012110 is 11210020012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020012117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17742754 + ... + 17754586.

It is an arithmetic number, because the mean of its divisors is an integer number (11844798525).

Almost surely, 2^210020012110 is an apocalyptic number.

210020012110 is a deficient number, since it is larger than the sum of its proper divisors (169013540690).

210020012110 is a wasteful number, since it uses less digits than its factorization.

210020012110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16372.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 210020012110 its reverse (11210020012), we get a palindrome (221230032122).

The spelling of 210020012110 in words is "two hundred ten billion, twenty million, twelve thousand, one hundred ten".