12012311023323 has 16 divisors (see below), whose sum is σ = 17249117544960. Its totient is φ = 7391903850144.

The previous prime is 12012311023313. The next prime is 12012311023333. The reversal of 12012311023323 is 32332011321021.

It is an interprime number because it is at equal distance from previous prime (12012311023313) and next prime (12012311023333).

It is not a de Polignac number, because 12012311023323 - 2¹⁴ = 12012311006939 is a prime.

It is a super-2 number, since 2×12012311023323² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12012311023293 and 12012311023302.

It is not an unprimeable number, because it can be changed into a prime (12012311023303) 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 15 ways as a sum of consecutive naturals, for example, 4972963 + ... + 6982476.

It is an arithmetic number, because the mean of its divisors is an integer number (1078069846560).

Almost surely, 2^{12012311023323} is an apocalyptic number.

12012311023323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12012311023323 is a deficient number, since it is larger than the sum of its proper divisors (5236806521637).

12012311023323 is a wasteful number, since it uses less digits than its factorization.

12012311023323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11981218.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12012311023323 its reverse (32332011321021), we get a palindrome (44344322344344).

The spelling of 12012311023323 in words is "twelve trillion, twelve billion, three hundred eleven million, twenty-three thousand, three hundred twenty-three".