2231230319993 has 2 divisors, whose sum is σ = 2231230319994. Its totient is φ = 2231230319992.

The previous prime is 2231230319963. The next prime is 2231230320017. The reversal of 2231230319993 is 3999130321322.

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., 1898010448489 + 333219871504 = 1377683^2 + 577252^2 .

It is a cyclic number.

It is not a de Polignac number, because 2231230319993 - 2²⁰ = 2231229271417 is a prime.

It is a super-3 number, since 3×2231230319993³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2231230319963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115615159996 + 1115615159997.

It is an arithmetic number, because the mean of its divisors is an integer number (1115615159997).

Almost surely, 2^{2231230319993} is an apocalyptic number.

It is an amenable number.

2231230319993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231230319993 is an equidigital number, since it uses as much as digits as its factorization.

2231230319993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 47.

The spelling of 2231230319993 in words is "two trillion, two hundred thirty-one billion, two hundred thirty million, three hundred nineteen thousand, nine hundred ninety-three".