1343003240000 has 140 divisors (see below), whose sum is σ = 3346966128000. Its totient is φ = 534498624000.

The previous prime is 1343003239937. The next prime is 1343003240009. The reversal of 1343003240000 is 423003431.

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

It is not an unprimeable number, because it can be changed into a prime (1343003240009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7875641 + ... + 8044359.

Almost surely, 2^{1343003240000} is an apocalyptic number.

1343003240000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343003240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1673483064000).

1343003240000 is an abundant number, since it is smaller than the sum of its proper divisors (2003962888000).

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

1343003240000 is an equidigital number, since it uses as much as digits as its factorization.

1343003240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168950 (or 168925 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 1343003240000 its reverse (423003431), we get a palindrome (1343426243431).

The spelling of 1343003240000 in words is "one trillion, three hundred forty-three billion, three million, two hundred forty thousand".