1312200103023 has 24 divisors (see below), whose sum is σ = 1998261108480. Its totient is φ = 827468997840.

The previous prime is 1312200103009. The next prime is 1312200103031. The reversal of 1312200103023 is 3203010022131.

1312200103023 is a `hidden beast` number, since 131 + 220 + 0 + 10 + 302 + 3 = 666.

It is not a de Polignac number, because 1312200103023 - 2⁴ = 1312200103007 is a prime.

It is a super-2 number, since 2×1312200103023² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1312200102987 and 1312200103005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312200104023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5857143 + ... + 6077048.

It is an arithmetic number, because the mean of its divisors is an integer number (83260879520).

Almost surely, 2^{1312200103023} is an apocalyptic number.

1312200103023 is a deficient number, since it is larger than the sum of its proper divisors (686061005457).

1312200103023 is a wasteful number, since it uses less digits than its factorization.

1312200103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11934859 (or 11934856 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1312200103023 its reverse (3203010022131), we get a palindrome (4515210125154).

The spelling of 1312200103023 in words is "one trillion, three hundred twelve billion, two hundred million, one hundred three thousand, twenty-three".