1340310121303 has 8 divisors (see below), whose sum is σ = 1375409882000. Its totient is φ = 1305388986048.

The previous prime is 1340310121219. The next prime is 1340310121351. The reversal of 1340310121303 is 3031210130431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1340310121303 - 2³³ = 1331720186711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340310121393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44641158 + ... + 44671171.

It is an arithmetic number, because the mean of its divisors is an integer number (171926235250).

Almost surely, 2^{1340310121303} is an apocalyptic number.

1340310121303 is a deficient number, since it is larger than the sum of its proper divisors (35099760697).

1340310121303 is an equidigital number, since it uses as much as digits as its factorization.

1340310121303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89312721.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1340310121303 its reverse (3031210130431), we get a palindrome (4371520251734).

The spelling of 1340310121303 in words is "one trillion, three hundred forty billion, three hundred ten million, one hundred twenty-one thousand, three hundred three".