211311302323 has 32 divisors (see below), whose sum is σ = 246637923840. Its totient is φ = 179258976000.

The previous prime is 211311302311. The next prime is 211311302333. The reversal of 211311302323 is 323203113112.

It is a cyclic number.

It is not a de Polignac number, because 211311302323 - 2²¹ = 211309205171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211311302294 and 211311302303.

It is not an unprimeable number, because it can be changed into a prime (211311302333) 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, 877218 + ... + 1091848.

It is an arithmetic number, because the mean of its divisors is an integer number (7707435120).

Almost surely, 2^211311302323 is an apocalyptic number.

211311302323 is a deficient number, since it is larger than the sum of its proper divisors (35326621517).

211311302323 is a wasteful number, since it uses less digits than its factorization.

211311302323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214779.

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

Adding to 211311302323 its reverse (323203113112), we get a palindrome (534514415435).

The spelling of 211311302323 in words is "two hundred eleven billion, three hundred eleven million, three hundred two thousand, three hundred twenty-three".