12033123224121 has 40 divisors (see below), whose sum is σ = 18025161628320. Its totient is φ = 7999882797312.

The previous prime is 12033123224029. The next prime is 12033123224179. The reversal of 12033123224121 is 12142232133021.

12033123224121 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 312 + 3 + 224 + 121 = 666.

It is not a de Polignac number, because 12033123224121 - 2¹⁰ = 12033123223097 is a prime.

It is a super-3 number, since 3×12033123224121³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (12033123224621) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 293062825 + ... + 293103881.

It is an arithmetic number, because the mean of its divisors is an integer number (450629040708).

Almost surely, 2^{12033123224121} is an apocalyptic number.

It is an amenable number.

12033123224121 is a deficient number, since it is larger than the sum of its proper divisors (5992038404199).

12033123224121 is an equidigital number, since it uses as much as digits as its factorization.

12033123224121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50995 (or 50986 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 12033123224121 its reverse (12142232133021), we get a palindrome (24175355357142).

The spelling of 12033123224121 in words is "twelve trillion, thirty-three billion, one hundred twenty-three million, two hundred twenty-four thousand, one hundred twenty-one".