201110122101213 has 24 divisors (see below), whose sum is σ = 317244136285440. Its totient is φ = 122016975484320.

The previous prime is 201110122101211. The next prime is 201110122101277. The reversal of 201110122101213 is 312101221011102.

It is a happy number.

It is not a de Polignac number, because 201110122101213 - 2¹ = 201110122101211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110122101211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12104850373 + ... + 12104866986.

It is an arithmetic number, because the mean of its divisors is an integer number (13218505678560).

Almost surely, 2^{201110122101213} is an apocalyptic number.

It is an amenable number.

201110122101213 is a deficient number, since it is larger than the sum of its proper divisors (116134014184227).

201110122101213 is a wasteful number, since it uses less digits than its factorization.

201110122101213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24209717449 (or 24209717446 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 201110122101213 its reverse (312101221011102), we get a palindrome (513211343112315).

The spelling of 201110122101213 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty-two million, one hundred one thousand, two hundred thirteen".