1232000232121 has 2 divisors, whose sum is σ = 1232000232122. Its totient is φ = 1232000232120.

The previous prime is 1232000232061. The next prime is 1232000232149. The reversal of 1232000232121 is 1212320002321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1202805725625 + 29194506496 = 1096725^2 + 170864^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232000232121 - 2⁷ = 1232000231993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232009232121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616000116060 + 616000116061.

It is an arithmetic number, because the mean of its divisors is an integer number (616000116061).

Almost surely, 2^{1232000232121} is an apocalyptic number.

It is an amenable number.

1232000232121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232000232121 is an equidigital number, since it uses as much as digits as its factorization.

1232000232121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1232000232121 its reverse (1212320002321), we get a palindrome (2444320234442).

The spelling of 1232000232121 in words is "one trillion, two hundred thirty-two billion, two hundred thirty-two thousand, one hundred twenty-one".