13012121322323 has 16 divisors (see below), whose sum is σ = 13180093562880. Its totient is φ = 12845058521856.

The previous prime is 13012121322251. The next prime is 13012121322349. The reversal of 13012121322323 is 32322312121031.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13012121322323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13012121322292 and 13012121322301.

It is not an unprimeable number, because it can be changed into a prime (13012121352323) 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, 54535598 + ... + 54773676.

It is an arithmetic number, because the mean of its divisors is an integer number (823755847680).

Almost surely, 2^{13012121322323} is an apocalyptic number.

13012121322323 is a deficient number, since it is larger than the sum of its proper divisors (167972240557).

13012121322323 is a wasteful number, since it uses less digits than its factorization.

13012121322323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239986.

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

Adding to 13012121322323 its reverse (32322312121031), we get a palindrome (45334433443354).

The spelling of 13012121322323 in words is "thirteen trillion, twelve billion, one hundred twenty-one million, three hundred twenty-two thousand, three hundred twenty-three".