1320203443007 has 2 divisors, whose sum is σ = 1320203443008. Its totient is φ = 1320203443006.

The previous prime is 1320203442997. The next prime is 1320203443019. The reversal of 1320203443007 is 7003443020231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1320203443007 - 2⁸ = 1320203442751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320203443607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660101721503 + 660101721504.

It is an arithmetic number, because the mean of its divisors is an integer number (660101721504).

Almost surely, 2^{1320203443007} is an apocalyptic number.

1320203443007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320203443007 is an equidigital number, since it uses as much as digits as its factorization.

1320203443007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 1320203443007 its reverse (7003443020231), we get a palindrome (8323646463238).

The spelling of 1320203443007 in words is "one trillion, three hundred twenty billion, two hundred three million, four hundred forty-three thousand, seven".