1313120400103 has 8 divisors (see below), whose sum is σ = 1320617444400. Its totient is φ = 1305625147008.

The previous prime is 1313120400079. The next prime is 1313120400127. The reversal of 1313120400103 is 3010040213131.

It is an interprime number because it is at equal distance from previous prime (1313120400079) and next prime (1313120400127).

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 1313120400103 - 2¹⁷ = 1313120269031 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 (1313120400203) 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, 1036575 + ... + 1923727.

It is an arithmetic number, because the mean of its divisors is an integer number (165077180550).

Almost surely, 2^{1313120400103} is an apocalyptic number.

1313120400103 is a deficient number, since it is larger than the sum of its proper divisors (7497044297).

1313120400103 is an equidigital number, since it uses as much as digits as its factorization.

1313120400103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895601.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1313120400103 its reverse (3010040213131), we get a palindrome (4323160613234).

The spelling of 1313120400103 in words is "one trillion, three hundred thirteen billion, one hundred twenty million, four hundred thousand, one hundred three".