1340203242000 has 640 divisors, whose sum is σ = 5071903948800. Its totient is φ = 298142208000.

The previous prime is 1340203241891. The next prime is 1340203242043. The reversal of 1340203242000 is 2423020431.

It is a super-2 number, since 2×1340203242000² (a number of 25 digits) contains 22 as substring.

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 127 ways as a sum of consecutive naturals, for example, 235575156 + ... + 235580844.

It is an arithmetic number, because the mean of its divisors is an integer number (7924849920).

Almost surely, 2^{1340203242000} is an apocalyptic number.

1340203242000 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 1340203242000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2535951974400).

1340203242000 is an abundant number, since it is smaller than the sum of its proper divisors (3731700706800).

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

1340203242000 is a wasteful number, since it uses less digits than its factorization.

1340203242000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5872 (or 5856 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1340203242000 its reverse (2423020431), we get a palindrome (1342626262431).

The spelling of 1340203242000 in words is "one trillion, three hundred forty billion, two hundred three million, two hundred forty-two thousand".