1310330120203 has 16 divisors (see below), whose sum is σ = 1418504524416. Its totient is φ = 1203222528000.

The previous prime is 1310330120167. The next prime is 1310330120237. The reversal of 1310330120203 is 3020210330131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310330120203 is a prime.

It is a super-2 number, since 2×1310330120203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310330120263) 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 15 ways as a sum of consecutive naturals, for example, 2247975 + ... + 2770207.

It is an arithmetic number, because the mean of its divisors is an integer number (88656532776).

Almost surely, 2^{1310330120203} is an apocalyptic number.

1310330120203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1310330120203 is a deficient number, since it is larger than the sum of its proper divisors (108174404213).

1310330120203 is a wasteful number, since it uses less digits than its factorization.

1310330120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523254.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1310330120203 its reverse (3020210330131), we get a palindrome (4330540450334).

The spelling of 1310330120203 in words is "one trillion, three hundred ten billion, three hundred thirty million, one hundred twenty thousand, two hundred three".