1200103123313 has 16 divisors (see below), whose sum is σ = 1234659179520. Its totient is φ = 1165659811776.

The previous prime is 1200103123291. The next prime is 1200103123327. The reversal of 1200103123313 is 3133213010021.

It is a cyclic number.

It is not a de Polignac number, because 1200103123313 - 2¹⁴ = 1200103106929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200103123363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113137256 + ... + 113147862.

It is an arithmetic number, because the mean of its divisors is an integer number (77166198720).

Almost surely, 2^{1200103123313} is an apocalyptic number.

It is an amenable number.

1200103123313 is a deficient number, since it is larger than the sum of its proper divisors (34556056207).

1200103123313 is a wasteful number, since it uses less digits than its factorization.

1200103123313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15616.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1200103123313 its reverse (3133213010021), we get a palindrome (4333316133334).

The spelling of 1200103123313 in words is "one trillion, two hundred billion, one hundred three million, one hundred twenty-three thousand, three hundred thirteen".