1323330110989 has 2 divisors, whose sum is σ = 1323330110990. Its totient is φ = 1323330110988.

The previous prime is 1323330110983. The next prime is 1323330111041. The reversal of 1323330110989 is 9890110333231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 903630854025 + 419699256964 = 950595^2 + 647842^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323330110989 - 2²¹ = 1323328013837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323330110983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661665055494 + 661665055495.

It is an arithmetic number, because the mean of its divisors is an integer number (661665055495).

Almost surely, 2^{1323330110989} is an apocalyptic number.

It is an amenable number.

1323330110989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323330110989 is an equidigital number, since it uses as much as digits as its factorization.

1323330110989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 43.

The spelling of 1323330110989 in words is "one trillion, three hundred twenty-three billion, three hundred thirty million, one hundred ten thousand, nine hundred eighty-nine".