1310223404040 has 32 divisors (see below), whose sum is σ = 3930670212480. Its totient is φ = 349392907712.

The previous prime is 1310223404033. The next prime is 1310223404071. The reversal of 1310223404040 is 404043220131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1310223404040.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5459264064 + ... + 5459264303.

It is an arithmetic number, because the mean of its divisors is an integer number (122833444140).

Almost surely, 2^{1310223404040} is an apocalyptic number.

1310223404040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1310223404040 is an abundant number, since it is smaller than the sum of its proper divisors (2620446808440).

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

1310223404040 is a wasteful number, since it uses less digits than its factorization.

1310223404040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10918528381 (or 10918528377 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1310223404040 its reverse (404043220131), we get a palindrome (1714266624171).

The spelling of 1310223404040 in words is "one trillion, three hundred ten billion, two hundred twenty-three million, four hundred four thousand, forty".