1340421230000 has 50 divisors (see below), whose sum is σ = 3245293864164. Its totient is φ = 536168488000.

The previous prime is 1340421229957. The next prime is 1340421230021. The reversal of 1340421230000 is 321240431.

It is a tau number, because it is divible by the number of its divisors (50).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 67011062 + ... + 67031061.

Almost surely, 2^{1340421230000} is an apocalyptic number.

1340421230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340421230000 is an abundant number, since it is smaller than the sum of its proper divisors (1904872634164).

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

1340421230000 is an equidigital number, since it uses as much as digits as its factorization.

1340421230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134042151 (or 134042130 counting only the distinct ones).

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

Adding to 1340421230000 its reverse (321240431), we get a palindrome (1340742470431).

The spelling of 1340421230000 in words is "one trillion, three hundred forty billion, four hundred twenty-one million, two hundred thirty thousand".