1031232213433 has 2 divisors, whose sum is σ = 1031232213434. Its totient is φ = 1031232213432.

The previous prime is 1031232213397. The next prime is 1031232213443. The reversal of 1031232213433 is 3343122321301.

1031232213433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 935034848784 + 96197364649 = 966972^2 + 310157^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031232213433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1031232213443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515616106716 + 515616106717.

It is an arithmetic number, because the mean of its divisors is an integer number (515616106717).

Almost surely, 2^{1031232213433} is an apocalyptic number.

It is an amenable number.

1031232213433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031232213433 is an equidigital number, since it uses as much as digits as its factorization.

1031232213433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 1031232213433 its reverse (3343122321301), we get a palindrome (4374354534734).

The spelling of 1031232213433 in words is "one trillion, thirty-one billion, two hundred thirty-two million, two hundred thirteen thousand, four hundred thirty-three".