1312101012003 has 8 divisors (see below), whose sum is σ = 1750742215248. Its totient is φ = 874096908384.

The previous prime is 1312101011993. The next prime is 1312101012043. The reversal of 1312101012003 is 3002101012131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1312101012003 - 2⁸ = 1312101011747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1312101012043) 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 7 ways as a sum of consecutive naturals, for example, 159270100 + ... + 159278337.

It is an arithmetic number, because the mean of its divisors is an integer number (218842776906).

Almost surely, 2^{1312101012003} is an apocalyptic number.

1312101012003 is a deficient number, since it is larger than the sum of its proper divisors (438641203245).

1312101012003 is a wasteful number, since it uses less digits than its factorization.

1312101012003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318549813.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1312101012003 its reverse (3002101012131), we get a palindrome (4314202024134).

The spelling of 1312101012003 in words is "one trillion, three hundred twelve billion, one hundred one million, twelve thousand, three".