12312323321101 has 6 divisors (see below), whose sum is σ = 12426316731402. Its totient is φ = 12199366214640.

The previous prime is 12312323321083. The next prime is 12312323321159. The reversal of 12312323321101 is 10112332321321.

It can be written as a sum of positive squares in 3 ways, for example, as 1954546598601 + 10357776722500 = 1398051^2 + 3218350^2 .

It is not a de Polignac number, because 12312323321101 - 2²¹ = 12312321223949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12312323321171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 518139930 + ... + 518163691.

It is an arithmetic number, because the mean of its divisors is an integer number (2071052788567).

Almost surely, 2^{12312323321101} is an apocalyptic number.

It is an amenable number.

12312323321101 is a deficient number, since it is larger than the sum of its proper divisors (113993410301).

12312323321101 is an equidigital number, since it uses as much as digits as its factorization.

12312323321101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036303839 (or 1036303730 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12312323321101 its reverse (10112332321321), we get a palindrome (22424655642422).

The spelling of 12312323321101 in words is "twelve trillion, three hundred twelve billion, three hundred twenty-three million, three hundred twenty-one thousand, one hundred one".