12230002021121 has 2 divisors, whose sum is σ = 12230002021122. Its totient is φ = 12230002021120.

The previous prime is 12230002021109. The next prime is 12230002021163. The reversal of 12230002021121 is 12112020003221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11484134880625 + 745867140496 = 3388825^2 + 863636^2 .

It is a cyclic number.

It is not a de Polignac number, because 12230002021121 - 2⁶ = 12230002021057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12230002021121.

It is not a weakly prime, because it can be changed into another prime (12230002027121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115001010560 + 6115001010561.

It is an arithmetic number, because the mean of its divisors is an integer number (6115001010561).

Almost surely, 2^{12230002021121} is an apocalyptic number.

It is an amenable number.

12230002021121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12230002021121 is an equidigital number, since it uses as much as digits as its factorization.

12230002021121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12230002021121 its reverse (12112020003221), we get a palindrome (24342022024342).

The spelling of 12230002021121 in words is "twelve trillion, two hundred thirty billion, two million, twenty-one thousand, one hundred twenty-one".