210110020112111 has 4 divisors (see below), whose sum is σ = 240125737270992. Its totient is φ = 180094302953232.

The previous prime is 210110020112093. The next prime is 210110020112123. The reversal of 210110020112111 is 111211020011012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210110020112111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210110020112911) 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, 15007858579430 + ... + 15007858579443.

It is an arithmetic number, because the mean of its divisors is an integer number (60031434317748).

Almost surely, 2^{210110020112111} is an apocalyptic number.

210110020112111 is a deficient number, since it is larger than the sum of its proper divisors (30015717158881).

210110020112111 is an equidigital number, since it uses as much as digits as its factorization.

210110020112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30015717158880.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 210110020112111 its reverse (111211020011012), we get a palindrome (321321040123123).

The spelling of 210110020112111 in words is "two hundred ten trillion, one hundred ten billion, twenty million, one hundred twelve thousand, one hundred eleven".