12001232133133 has 2 divisors, whose sum is σ = 12001232133134. Its totient is φ = 12001232133132.

The previous prime is 12001232133131. The next prime is 12001232133197. The reversal of 12001232133133 is 33133123210021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6850138894729 + 5151093238404 = 2617277^2 + 2269602^2 .

It is a cyclic number.

It is not a de Polignac number, because 12001232133133 - 2¹ = 12001232133131 is a prime.

Together with 12001232133131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12001232133098 and 12001232133107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001232133131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000616066566 + 6000616066567.

It is an arithmetic number, because the mean of its divisors is an integer number (6000616066567).

Almost surely, 2^{12001232133133} is an apocalyptic number.

It is an amenable number.

12001232133133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001232133133 is an equidigital number, since it uses as much as digits as its factorization.

12001232133133 is an evil number, because the sum of its binary digits is even.

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

Adding to 12001232133133 its reverse (33133123210021), we get a palindrome (45134355343154).

The spelling of 12001232133133 in words is "twelve trillion, one billion, two hundred thirty-two million, one hundred thirty-three thousand, one hundred thirty-three".