12123020323033 has 24 divisors (see below), whose sum is σ = 12551255528000. Its totient is φ = 11708523976320.

The previous prime is 12123020322983. The next prime is 12123020323069. The reversal of 12123020323033 is 33032302032121.

It is not a de Polignac number, because 12123020323033 - 2³⁷ = 11985581369561 is a prime.

It is a super-2 number, since 2×12123020323033² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12123020322989 and 12123020323007.

It is not an unprimeable number, because it can be changed into a prime (12123020329033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81472660 + ... + 81621322.

Almost surely, 2^{12123020323033} is an apocalyptic number.

It is an amenable number.

12123020323033 is a deficient number, since it is larger than the sum of its proper divisors (428235204967).

12123020323033 is a wasteful number, since it uses less digits than its factorization.

12123020323033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149233 (or 149192 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 12123020323033 its reverse (33032302032121), we get a palindrome (45155322355154).

The spelling of 12123020323033 in words is "twelve trillion, one hundred twenty-three billion, twenty million, three hundred twenty-three thousand, thirty-three".