212101010111113 has 8 divisors (see below), whose sum is σ = 217339704032000. Its totient is φ = 206876230385328.

The previous prime is 212101010111093. The next prime is 212101010111173. The reversal of 212101010111113 is 311111010101212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212101010111113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212101010111173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3478517913 + ... + 3478578886.

It is an arithmetic number, because the mean of its divisors is an integer number (27167463004000).

Almost surely, 2^{212101010111113} is an apocalyptic number.

It is an amenable number.

212101010111113 is a deficient number, since it is larger than the sum of its proper divisors (5238693920887).

212101010111113 is an equidigital number, since it uses as much as digits as its factorization.

212101010111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6957097551.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 212101010111113 its reverse (311111010101212), we get a palindrome (523212020212325).

Subtracting 212101010111113 from its reverse (311111010101212), we obtain a palindrome (99009999990099).

The spelling of 212101010111113 in words is "two hundred twelve trillion, one hundred one billion, ten million, one hundred eleven thousand, one hundred thirteen".