211312122313103 has 32 divisors (see below), whose sum is σ = 243544350067200. Its totient is φ = 179596776998016.

The previous prime is 211312122313087. The next prime is 211312122313169. The reversal of 211312122313103 is 301313221213112.

It is not a de Polignac number, because 211312122313103 - 2⁴ = 211312122313087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211312122313183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7029896888 + ... + 7029926946.

It is an arithmetic number, because the mean of its divisors is an integer number (7610760939600).

Almost surely, 2^{211312122313103} is an apocalyptic number.

211312122313103 is a deficient number, since it is larger than the sum of its proper divisors (32232227754097).

211312122313103 is a wasteful number, since it uses less digits than its factorization.

211312122313103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45551.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 211312122313103 its reverse (301313221213112), we get a palindrome (512625343526215).

The spelling of 211312122313103 in words is "two hundred eleven trillion, three hundred twelve billion, one hundred twenty-two million, three hundred thirteen thousand, one hundred three".