12012322321023 has 16 divisors (see below), whose sum is σ = 16236710513280. Its totient is φ = 7898728157856.

The previous prime is 12012322321019. The next prime is 12012322321033. The reversal of 12012322321023 is 32012322321021.

It is not a de Polignac number, because 12012322321023 - 2² = 12012322321019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12012322320984 and 12012322321002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012322321033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81632965 + ... + 81779982.

It is an arithmetic number, because the mean of its divisors is an integer number (1014794407080).

Almost surely, 2^{12012322321023} is an apocalyptic number.

12012322321023 is a deficient number, since it is larger than the sum of its proper divisors (4224388192257).

12012322321023 is a wasteful number, since it uses less digits than its factorization.

12012322321023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163413286.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12012322321023 its reverse (32012322321021), we get a palindrome (44024644642044).

The spelling of 12012322321023 in words is "twelve trillion, twelve billion, three hundred twenty-two million, three hundred twenty-one thousand, twenty-three".