211103322313 has 8 divisors (see below), whose sum is σ = 240715100808. Its totient is φ = 183401981184.

The previous prime is 211103322307. The next prime is 211103322323. The reversal of 211103322313 is 313223301112.

It can be written as a sum of positive squares in 4 ways, for example, as 9495138249 + 201608184064 = 97443^2 + 449008^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211103322313 is a prime.

It is a super-2 number, since 2×211103322313² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211103322323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477609106 + ... + 477609547.

It is an arithmetic number, because the mean of its divisors is an integer number (30089387601).

Almost surely, 2^211103322313 is an apocalyptic number.

It is an amenable number.

211103322313 is a deficient number, since it is larger than the sum of its proper divisors (29611778495).

211103322313 is a wasteful number, since it uses less digits than its factorization.

211103322313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955218683.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 211103322313 its reverse (313223301112), we get a palindrome (524326623425).

The spelling of 211103322313 in words is "two hundred eleven billion, one hundred three million, three hundred twenty-two thousand, three hundred thirteen".