1311024110103 has 24 divisors (see below), whose sum is σ = 1911921310208. Its totient is φ = 865630789632.

The previous prime is 1311024110101. The next prime is 1311024110129. The reversal of 1311024110103 is 3010114201131.

It is a happy number.

1311024110103 is a `hidden beast` number, since 1 + 311 + 0 + 241 + 10 + 103 = 666.

It is not a de Polignac number, because 1311024110103 - 2¹ = 1311024110101 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 (1311024110101) 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, 334426 + ... + 1653447.

Almost surely, 2^{1311024110103} is an apocalyptic number.

1311024110103 is a deficient number, since it is larger than the sum of its proper divisors (600897200105).

1311024110103 is a wasteful number, since it uses less digits than its factorization.

1311024110103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988583 (or 1988580 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1311024110103 its reverse (3010114201131), we get a palindrome (4321138311234).

The spelling of 1311024110103 in words is "one trillion, three hundred eleven billion, twenty-four million, one hundred ten thousand, one hundred three".