1232231201 has 2 divisors, whose sum is σ = 1232231202. Its totient is φ = 1232231200.

The previous prime is 1232231173. The next prime is 1232231207. The reversal of 1232231201 is 1021322321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 941016976 + 291214225 = 30676^2 + 17065^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232231201 - 2³⁰ = 158489377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1232231201.

It is not a weakly prime, because it can be changed into another prime (1232231207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616115600 + 616115601.

It is an arithmetic number, because the mean of its divisors is an integer number (616115601).

Almost surely, 2^1232231201 is an apocalyptic number.

It is an amenable number.

1232231201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232231201 is an equidigital number, since it uses as much as digits as its factorization.

1232231201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1232231201 is about 35103.1508699718. The cubic root of 1232231201 is about 1072.0887376537.

Adding to 1232231201 its reverse (1021322321), we get a palindrome (2253553522).

The spelling of 1232231201 in words is "one billion, two hundred thirty-two million, two hundred thirty-one thousand, two hundred one".