12031221302201 has 2 divisors, whose sum is σ = 12031221302202. Its totient is φ = 12031221302200.

The previous prime is 12031221302171. The next prime is 12031221302207. The reversal of 12031221302201 is 10220312213021.

12031221302201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10786265220025 + 1244956082176 = 3284245^2 + 1115776^2 .

It is a cyclic number.

It is not a de Polignac number, because 12031221302201 - 2²⁶ = 12031154193337 is a prime.

It is not a weakly prime, because it can be changed into another prime (12031221302207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015610651100 + 6015610651101.

It is an arithmetic number, because the mean of its divisors is an integer number (6015610651101).

Almost surely, 2^{12031221302201} is an apocalyptic number.

It is an amenable number.

12031221302201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12031221302201 is an equidigital number, since it uses as much as digits as its factorization.

12031221302201 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 12031221302201 its reverse (10220312213021), we get a palindrome (22251533515222).

The spelling of 12031221302201 in words is "twelve trillion, thirty-one billion, two hundred twenty-one million, three hundred two thousand, two hundred one".