13033021231123 has 2 divisors, whose sum is σ = 13033021231124. Its totient is φ = 13033021231122.

The previous prime is 13033021231091. The next prime is 13033021231157. The reversal of 13033021231123 is 32113212033031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13033021231123 - 2⁵ = 13033021231091 is a prime.

It is a super-2 number, since 2×13033021231123² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13033021231163) 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 as a sum of consecutive naturals, namely, 6516510615561 + 6516510615562.

It is an arithmetic number, because the mean of its divisors is an integer number (6516510615562).

Almost surely, 2^{13033021231123} is an apocalyptic number.

13033021231123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13033021231123 is an equidigital number, since it uses as much as digits as its factorization.

13033021231123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13033021231123 its reverse (32113212033031), we get a palindrome (45146233264154).

The spelling of 13033021231123 in words is "thirteen trillion, thirty-three billion, twenty-one million, two hundred thirty-one thousand, one hundred twenty-three".