212101201333 has 4 divisors (see below), whose sum is σ = 242401372960. Its totient is φ = 181801029708.

The previous prime is 212101201243. The next prime is 212101201339. The reversal of 212101201333 is 333102101212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212101201333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212101201333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212101201339) 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, 15150085803 + ... + 15150085816.

It is an arithmetic number, because the mean of its divisors is an integer number (60600343240).

Almost surely, 2^212101201333 is an apocalyptic number.

It is an amenable number.

212101201333 is a deficient number, since it is larger than the sum of its proper divisors (30300171627).

212101201333 is an equidigital number, since it uses as much as digits as its factorization.

212101201333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30300171626.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 212101201333 its reverse (333102101212), we get a palindrome (545203302545).

The spelling of 212101201333 in words is "two hundred twelve billion, one hundred one million, two hundred one thousand, three hundred thirty-three".