210102120012211 has 4 divisors (see below), whose sum is σ = 240116708585392. Its totient is φ = 180087531439032.

The previous prime is 210102120012209. The next prime is 210102120012223. The reversal of 210102120012211 is 112210021201012.

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

It is not a de Polignac number, because 210102120012211 - 2¹ = 210102120012209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210102120012511) 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, 15007294286580 + ... + 15007294286593.

It is an arithmetic number, because the mean of its divisors is an integer number (60029177146348).

Almost surely, 2^{210102120012211} is an apocalyptic number.

210102120012211 is a deficient number, since it is larger than the sum of its proper divisors (30014588573181).

210102120012211 is an equidigital number, since it uses as much as digits as its factorization.

210102120012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30014588573180.

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

Adding to 210102120012211 its reverse (112210021201012), we get a palindrome (322312141213223).

The spelling of 210102120012211 in words is "two hundred ten trillion, one hundred two billion, one hundred twenty million, twelve thousand, two hundred eleven".