1340040020120 has 32 divisors (see below), whose sum is σ = 3041772268320. Its totient is φ = 531272501760.

The previous prime is 1340040020107. The next prime is 1340040020167. The reversal of 1340040020120 is 210200400431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148229996 + ... + 148239035.

It is an arithmetic number, because the mean of its divisors is an integer number (95055383385).

Almost surely, 2^{1340040020120} is an apocalyptic number.

1340040020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340040020120 is an abundant number, since it is smaller than the sum of its proper divisors (1701732248200).

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

1340040020120 is a wasteful number, since it uses less digits than its factorization.

1340040020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296469155 (or 296469151 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 1340040020120 its reverse (210200400431), we get a palindrome (1550240420551).

The spelling of 1340040020120 in words is "one trillion, three hundred forty billion, forty million, twenty thousand, one hundred twenty".