1340120544312 has 32 divisors (see below), whose sum is σ = 3654874212480. Its totient is φ = 406097134560.

The previous prime is 1340120544307. The next prime is 1340120544331. The reversal of 1340120544312 is 2134450210431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340120544312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2538106828 + ... + 2538107355.

It is an arithmetic number, because the mean of its divisors is an integer number (114214819140).

Almost surely, 2^{1340120544312} is an apocalyptic number.

1340120544312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1340120544312 is an abundant number, since it is smaller than the sum of its proper divisors (2314753668168).

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

1340120544312 is a wasteful number, since it uses less digits than its factorization.

1340120544312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5076214203 (or 5076214199 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1340120544312 its reverse (2134450210431), we get a palindrome (3474570754743).

The spelling of 1340120544312 in words is "one trillion, three hundred forty billion, one hundred twenty million, five hundred forty-four thousand, three hundred twelve".