1310042230243 has 4 divisors (see below), whose sum is σ = 1310238969480. Its totient is φ = 1309845491008.

The previous prime is 1310042230219. The next prime is 1310042230267. The reversal of 1310042230243 is 3420322400131.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1310042230219) and next prime (1310042230267).

It is a cyclic number.

It is not a de Polignac number, because 1310042230243 - 2⁹ = 1310042229731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310042230283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98359630 + ... + 98372947.

It is an arithmetic number, because the mean of its divisors is an integer number (327559742370).

Almost surely, 2^{1310042230243} is an apocalyptic number.

1310042230243 is a deficient number, since it is larger than the sum of its proper divisors (196739237).

1310042230243 is an equidigital number, since it uses as much as digits as its factorization.

1310042230243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196739236.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1310042230243 its reverse (3420322400131), we get a palindrome (4730364630374).

The spelling of 1310042230243 in words is "one trillion, three hundred ten billion, forty-two million, two hundred thirty thousand, two hundred forty-three".