210012210220111 has 16 divisors (see below), whose sum is σ = 227708939785600. Its totient is φ = 193683870697824.

The previous prime is 210012210220097. The next prime is 210012210220123. The reversal of 210012210220111 is 111022012210012.

It is not a de Polignac number, because 210012210220111 - 2²³ = 210012201831503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012210220811) 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, 40334871 + ... + 45242968.

It is an arithmetic number, because the mean of its divisors is an integer number (14231808736600).

Almost surely, 2^{210012210220111} is an apocalyptic number.

210012210220111 is a deficient number, since it is larger than the sum of its proper divisors (17696729565489).

210012210220111 is an equidigital number, since it uses as much as digits as its factorization.

210012210220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85578995 (or 85578969 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210012210220111 its reverse (111022012210012), we get a palindrome (321034222430123).

The spelling of 210012210220111 in words is "two hundred ten trillion, twelve billion, two hundred ten million, two hundred twenty thousand, one hundred eleven".