1232011201217 has 2 divisors, whose sum is σ = 1232011201218. Its totient is φ = 1232011201216.

The previous prime is 1232011201121. The next prime is 1232011201229. The reversal of 1232011201217 is 7121021102321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1055148057616 + 176863143601 = 1027204^2 + 420551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232011201217 - 2¹⁶ = 1232011135681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1232011201192 and 1232011201201.

It is not a weakly prime, because it can be changed into another prime (1232011201277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616005600608 + 616005600609.

It is an arithmetic number, because the mean of its divisors is an integer number (616005600609).

Almost surely, 2^{1232011201217} is an apocalyptic number.

It is an amenable number.

1232011201217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232011201217 is an equidigital number, since it uses as much as digits as its factorization.

1232011201217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 1232011201217 its reverse (7121021102321), we get a palindrome (8353032303538).

The spelling of 1232011201217 in words is "one trillion, two hundred thirty-two billion, eleven million, two hundred one thousand, two hundred seventeen".