211244232323 has 4 divisors (see below), whose sum is σ = 211251700728. Its totient is φ = 211236763920.

The previous prime is 211244232313. The next prime is 211244232337. The reversal of 211244232323 is 323232442112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211244232323 - 2¹⁰ = 211244231299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211244232313) 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, 3691613 + ... + 3748398.

It is an arithmetic number, because the mean of its divisors is an integer number (52812925182).

Almost surely, 2^211244232323 is an apocalyptic number.

211244232323 is a deficient number, since it is larger than the sum of its proper divisors (7468405).

211244232323 is an equidigital number, since it uses as much as digits as its factorization.

211244232323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7468404.

The product of its digits is 13824, while the sum is 29.

Adding to 211244232323 its reverse (323232442112), we get a palindrome (534476674435).

The spelling of 211244232323 in words is "two hundred eleven billion, two hundred forty-four million, two hundred thirty-two thousand, three hundred twenty-three".