211323112313103 has 24 divisors (see below), whose sum is σ = 350041469345568. Its totient is φ = 120343927430592.

The previous prime is 211323112313083. The next prime is 211323112313119. The reversal of 211323112313103 is 301313211323112.

211323112313103 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 2 + 311 + 2 + 31 + 310 + 3 = 666.

It is not a de Polignac number, because 211323112313103 - 2¹⁴ = 211323112296719 is a prime.

It is a super-2 number, since 2×211323112313103² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211323112313153) 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, 5724102900 + ... + 5724139817.

It is an arithmetic number, because the mean of its divisors is an integer number (14585061222732).

Almost surely, 2^{211323112313103} is an apocalyptic number.

211323112313103 is a deficient number, since it is larger than the sum of its proper divisors (138718357032465).

211323112313103 is a wasteful number, since it uses less digits than its factorization.

211323112313103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11448243023 (or 11448243020 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 211323112313103 its reverse (301313211323112), we get a palindrome (512636323636215).

The spelling of 211323112313103 in words is "two hundred eleven trillion, three hundred twenty-three billion, one hundred twelve million, three hundred thirteen thousand, one hundred three".