211012011313 has 4 divisors (see below), whose sum is σ = 211620115440. Its totient is φ = 210403907188.

The previous prime is 211012011307. The next prime is 211012011323. The reversal of 211012011313 is 313110210112.

It is a happy number.

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-211012011313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211012011323) 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, 304051543 + ... + 304052236.

It is an arithmetic number, because the mean of its divisors is an integer number (52905028860).

Almost surely, 2^211012011313 is an apocalyptic number.

It is an amenable number.

211012011313 is a deficient number, since it is larger than the sum of its proper divisors (608104127).

211012011313 is an equidigital number, since it uses as much as digits as its factorization.

211012011313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608104126.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 211012011313 its reverse (313110210112), we get a palindrome (524122221425).

The spelling of 211012011313 in words is "two hundred eleven billion, twelve million, eleven thousand, three hundred thirteen".