12013022201321 has 2 divisors, whose sum is σ = 12013022201322. Its totient is φ = 12013022201320.

The previous prime is 12013022201291. The next prime is 12013022201333. The reversal of 12013022201321 is 12310222031021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11448173755225 + 564848446096 = 3383515^2 + 751564^2 .

It is a cyclic number.

It is not a de Polignac number, because 12013022201321 - 2¹⁰ = 12013022200297 is a prime.

It is a super-3 number, since 3×12013022201321³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12013022201293 and 12013022201302.

It is not a weakly prime, because it can be changed into another prime (12013022206321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006511100660 + 6006511100661.

It is an arithmetic number, because the mean of its divisors is an integer number (6006511100661).

Almost surely, 2^{12013022201321} is an apocalyptic number.

It is an amenable number.

12013022201321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12013022201321 is an equidigital number, since it uses as much as digits as its factorization.

12013022201321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12013022201321 its reverse (12310222031021), we get a palindrome (24323244232342).

The spelling of 12013022201321 in words is "twelve trillion, thirteen billion, twenty-two million, two hundred one thousand, three hundred twenty-one".