12213132320123 has 8 divisors (see below), whose sum is σ = 13979438721792. Its totient is φ = 10452219221736.

The previous prime is 12213132320093. The next prime is 12213132320153. The reversal of 12213132320123 is 32102323131221.

It is an interprime number because it is at equal distance from previous prime (12213132320093) and next prime (12213132320153).

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

It is a cyclic number.

It is not a de Polignac number, because 12213132320123 - 2⁸ = 12213132319867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12213132320092 and 12213132320101.

It is not an unprimeable number, because it can be changed into a prime (12213132320153) 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, 1348320965 + ... + 1348330022.

It is an arithmetic number, because the mean of its divisors is an integer number (1747429840224).

Almost surely, 2^{12213132320123} is an apocalyptic number.

12213132320123 is a deficient number, since it is larger than the sum of its proper divisors (1766306401669).

12213132320123 is an equidigital number, since it uses as much as digits as its factorization.

12213132320123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696651641.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12213132320123 its reverse (32102323131221), we get a palindrome (44315455451344).

The spelling of 12213132320123 in words is "twelve trillion, two hundred thirteen billion, one hundred thirty-two million, three hundred twenty thousand, one hundred twenty-three".