12002132121233 has 4 divisors (see below), whose sum is σ = 12002151319860. Its totient is φ = 12002112922608.

The previous prime is 12002132121227. The next prime is 12002132121247. The reversal of 12002132121233 is 33212123120021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 912919099024 + 11089213022209 = 955468^2 + 3330047^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002132121233 - 2¹² = 12002132117137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12002132121199 and 12002132121208.

It is not an unprimeable number, because it can be changed into a prime (12002132121283) 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 in 3 ways as a sum of consecutive naturals, for example, 8628878 + ... + 9922791.

It is an arithmetic number, because the mean of its divisors is an integer number (3000537829965).

Almost surely, 2^{12002132121233} is an apocalyptic number.

It is an amenable number.

12002132121233 is a deficient number, since it is larger than the sum of its proper divisors (19198627).

12002132121233 is an equidigital number, since it uses as much as digits as its factorization.

12002132121233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19198626.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12002132121233 its reverse (33212123120021), we get a palindrome (45214255241254).

The spelling of 12002132121233 in words is "twelve trillion, two billion, one hundred thirty-two million, one hundred twenty-one thousand, two hundred thirty-three".