1340241213122 has 16 divisors (see below), whose sum is σ = 2297716407360. Its totient is φ = 574349080848.

The previous prime is 1340241213119. The next prime is 1340241213197. The reversal of 1340241213122 is 2213121420431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1340241213091 and 1340241213100.

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 7 ways as a sum of consecutive naturals, for example, 3125597 + ... + 3528432.

It is an arithmetic number, because the mean of its divisors is an integer number (143607275460).

Almost surely, 2^{1340241213122} is an apocalyptic number.

1340241213122 is a deficient number, since it is larger than the sum of its proper divisors (957475194238).

1340241213122 is a wasteful number, since it uses less digits than its factorization.

1340241213122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6668425.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1340241213122 its reverse (2213121420431), we get a palindrome (3553362633553).

The spelling of 1340241213122 in words is "one trillion, three hundred forty billion, two hundred forty-one million, two hundred thirteen thousand, one hundred twenty-two".