201103131210213 has 4 divisors (see below), whose sum is σ = 268137508280288. Its totient is φ = 134068754140140.

The previous prime is 201103131210161. The next prime is 201103131210259. The reversal of 201103131210213 is 312012131301102.

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 not a de Polignac number, because 201103131210213 - 2²⁹ = 201102594339301 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 201103131210213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201103131210013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33517188535033 + ... + 33517188535038.

It is an arithmetic number, because the mean of its divisors is an integer number (67034377070072).

Almost surely, 2^{201103131210213} is an apocalyptic number.

It is an amenable number.

201103131210213 is a deficient number, since it is larger than the sum of its proper divisors (67034377070075).

201103131210213 is an equidigital number, since it uses as much as digits as its factorization.

201103131210213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67034377070074.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 201103131210213 its reverse (312012131301102), we get a palindrome (513115262511315).

The spelling of 201103131210213 in words is "two hundred one trillion, one hundred three billion, one hundred thirty-one million, two hundred ten thousand, two hundred thirteen".