1031332321027 has 2 divisors, whose sum is σ = 1031332321028. Its totient is φ = 1031332321026.

The previous prime is 1031332321009. The next prime is 1031332321037. The reversal of 1031332321027 is 7201232331301.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1031332321027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031332320986 and 1031332321004.

It is not a weakly prime, because it can be changed into another prime (1031332321037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515666160513 + 515666160514.

It is an arithmetic number, because the mean of its divisors is an integer number (515666160514).

Almost surely, 2^{1031332321027} is an apocalyptic number.

1031332321027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031332321027 is an equidigital number, since it uses as much as digits as its factorization.

1031332321027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 1031332321027 its reverse (7201232331301), we get a palindrome (8232564652328).

The spelling of 1031332321027 in words is "one trillion, thirty-one billion, three hundred thirty-two million, three hundred twenty-one thousand, twenty-seven".