1310310421040 has 20 divisors (see below), whose sum is σ = 3046471729104. Its totient is φ = 524124168384.

The previous prime is 1310310421001. The next prime is 1310310421117. The reversal of 1310310421040 is 401240130131.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8189440052 + ... + 8189440211.

Almost surely, 2^{1310310421040} is an apocalyptic number.

1310310421040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310310421040 is an abundant number, since it is smaller than the sum of its proper divisors (1736161308064).

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

1310310421040 is a wasteful number, since it uses less digits than its factorization.

1310310421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16378880276 (or 16378880270 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1310310421040 its reverse (401240130131), we get a palindrome (1711550551171).

The spelling of 1310310421040 in words is "one trillion, three hundred ten billion, three hundred ten million, four hundred twenty-one thousand, forty".