1223310031201 has 2 divisors, whose sum is σ = 1223310031202. Its totient is φ = 1223310031200.

The previous prime is 1223310031169. The next prime is 1223310031219. The reversal of 1223310031201 is 1021300133221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 751210492176 + 472099539025 = 866724^2 + 687095^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223310031201 - 2⁵ = 1223310031169 is a prime.

It is not a weakly prime, because it can be changed into another prime (1223310031001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611655015600 + 611655015601.

It is an arithmetic number, because the mean of its divisors is an integer number (611655015601).

Almost surely, 2^{1223310031201} is an apocalyptic number.

It is an amenable number.

1223310031201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223310031201 is an equidigital number, since it uses as much as digits as its factorization.

1223310031201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1223310031201 its reverse (1021300133221), we get a palindrome (2244610164422).

The spelling of 1223310031201 in words is "one trillion, two hundred twenty-three billion, three hundred ten million, thirty-one thousand, two hundred one".