1311403124010 has 128 divisors (see below), whose sum is σ = 3750089840640. Its totient is φ = 287254146816.

The previous prime is 1311403123999. The next prime is 1311403124069. The reversal of 1311403124010 is 104213041131.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 891480 + ... + 1848659.

It is an arithmetic number, because the mean of its divisors is an integer number (29297576880).

Almost surely, 2^{1311403124010} is an apocalyptic number.

1311403124010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311403124010 is an abundant number, since it is smaller than the sum of its proper divisors (2438686716630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311403124010 is a wasteful number, since it uses less digits than its factorization.

1311403124010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740252.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1311403124010 its reverse (104213041131), we get a palindrome (1415616165141).

The spelling of 1311403124010 in words is "one trillion, three hundred eleven billion, four hundred three million, one hundred twenty-four thousand, ten".