123323120211 has 8 divisors (see below), whose sum is σ = 168874903504. Its totient is φ = 79993375200.

The previous prime is 123323120189. The next prime is 123323120231. The reversal of 123323120211 is 112021323321.

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

It is not a de Polignac number, because 123323120211 - 2¹⁹ = 123322595923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123323120231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555509440 + ... + 555509661.

It is an arithmetic number, because the mean of its divisors is an integer number (21109362938).

Almost surely, 2^123323120211 is an apocalyptic number.

123323120211 is a deficient number, since it is larger than the sum of its proper divisors (45551783293).

123323120211 is a wasteful number, since it uses less digits than its factorization.

123323120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111019141.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 123323120211 its reverse (112021323321), we get a palindrome (235344443532).

The spelling of 123323120211 in words is "one hundred twenty-three billion, three hundred twenty-three million, one hundred twenty thousand, two hundred eleven".