1340421032000 has 112 divisors (see below), whose sum is σ = 3514820847408. Its totient is φ = 504629043200.

The previous prime is 1340421031997. The next prime is 1340421032053. The reversal of 1340421032000 is 2301240431.

It can be written as a sum of positive squares in 8 ways, for example, as 694982326336 + 645438705664 = 833656^2 + 803392^2 .

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 15 ways as a sum of consecutive naturals, for example, 4792019 + ... + 5064018.

Almost surely, 2^{1340421032000} is an apocalyptic number.

1340421032000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340421032000 is an abundant number, since it is smaller than the sum of its proper divisors (2174399815408).

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

1340421032000 is an equidigital number, since it uses as much as digits as its factorization.

1340421032000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9856081 (or 9856061 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1340421032000 its reverse (2301240431), we get a palindrome (1342722272431).

The spelling of 1340421032000 in words is "one trillion, three hundred forty billion, four hundred twenty-one million, thirty-two thousand".