212101101311 has 8 divisors (see below), whose sum is σ = 231932628048. Its totient is φ = 192361176000.

The previous prime is 212101101287. The next prime is 212101101323. The reversal of 212101101311 is 113101101212.

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-212101101311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212101103311) 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, 22895510 + ... + 22904771.

It is an arithmetic number, because the mean of its divisors is an integer number (28991578506).

Almost surely, 2^212101101311 is an apocalyptic number.

212101101311 is a deficient number, since it is larger than the sum of its proper divisors (19831526737).

212101101311 is a wasteful number, since it uses less digits than its factorization.

212101101311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45800713.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 212101101311 its reverse (113101101212), we get a palindrome (325202202523).

Subtracting from 212101101311 its reverse (113101101212), we obtain a palindrome (99000000099).

The spelling of 212101101311 in words is "two hundred twelve billion, one hundred one million, one hundred one thousand, three hundred eleven".