1201310003023 has 4 divisors (see below), whose sum is σ = 1293718464808. Its totient is φ = 1108901541240.

The previous prime is 1201310002979. The next prime is 1201310003029. The reversal of 1201310003023 is 3203000131021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201310003023 - 2³⁷ = 1063871049551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201310002988 and 1201310003006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201310003029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46204230873 + ... + 46204230898.

It is an arithmetic number, because the mean of its divisors is an integer number (323429616202).

Almost surely, 2^{1201310003023} is an apocalyptic number.

1201310003023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1201310003023 is a deficient number, since it is larger than the sum of its proper divisors (92408461785).

1201310003023 is an equidigital number, since it uses as much as digits as its factorization.

1201310003023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92408461784.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1201310003023 its reverse (3203000131021), we get a palindrome (4404310134044).

The spelling of 1201310003023 in words is "one trillion, two hundred one billion, three hundred ten million, three thousand, twenty-three".