12311101323 has 12 divisors (see below), whose sum is σ = 17785197768. Its totient is φ = 8206248960.

The previous prime is 12311101321. The next prime is 12311101339. The reversal of 12311101323 is 32310111321.

12311101323 is a `hidden beast` number, since 1 + 231 + 110 + 1 + 323 = 666.

It is not a de Polignac number, because 12311101323 - 2¹ = 12311101321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12311101296 and 12311101305.

It is not an unprimeable number, because it can be changed into a prime (12311101321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25590 + ... + 158987.

It is an arithmetic number, because the mean of its divisors is an integer number (1482099814).

Almost surely, 2^12311101323 is an apocalyptic number.

12311101323 is a deficient number, since it is larger than the sum of its proper divisors (5474096445).

12311101323 is a wasteful number, since it uses less digits than its factorization.

12311101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191994 (or 191991 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 12311101323 its reverse (32310111321), we get a palindrome (44621212644).

The spelling of 12311101323 in words is "twelve billion, three hundred eleven million, one hundred one thousand, three hundred twenty-three".