1340331012242 has 8 divisors (see below), whose sum is σ = 2012927592816. Its totient is φ = 669355147972.

The previous prime is 1340331012221. The next prime is 1340331012263. The reversal of 1340331012242 is 2422101330431.

It is an interprime number because it is at equal distance from previous prime (1340331012221) and next prime (1340331012263).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405177008 + ... + 405180315.

It is an arithmetic number, because the mean of its divisors is an integer number (251615949102).

Almost surely, 2^{1340331012242} is an apocalyptic number.

1340331012242 is a deficient number, since it is larger than the sum of its proper divisors (672596580574).

1340331012242 is an equidigital number, since it uses as much as digits as its factorization.

1340331012242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810358152.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1340331012242 its reverse (2422101330431), we get a palindrome (3762432342673).

The spelling of 1340331012242 in words is "one trillion, three hundred forty billion, three hundred thirty-one million, twelve thousand, two hundred forty-two".