210212000111 has 4 divisors (see below), whose sum is σ = 217460689800. Its totient is φ = 202963310424.

The previous prime is 210212000087. The next prime is 210212000129. The reversal of 210212000111 is 111000212012.

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 210212000111 - 2¹⁴ = 210211983727 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210212000092 and 210212000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210212020111) 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, 3624344801 + ... + 3624344858.

It is an arithmetic number, because the mean of its divisors is an integer number (54365172450).

Almost surely, 2^210212000111 is an apocalyptic number.

210212000111 is a deficient number, since it is larger than the sum of its proper divisors (7248689689).

210212000111 is an equidigital number, since it uses as much as digits as its factorization.

210212000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7248689688.

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

Adding to 210212000111 its reverse (111000212012), we get a palindrome (321212212123).

The spelling of 210212000111 in words is "two hundred ten billion, two hundred twelve million, one hundred eleven", and thus it is an aban number.