1340334342212 has 12 divisors (see below), whose sum is σ = 2469036946320. Its totient is φ = 634895214696.

The previous prime is 1340334342211. The next prime is 1340334342223. The reversal of 1340334342212 is 2122434330431.

It is a super-2 number, since 2×1340334342212² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1340334342211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8817989018 + ... + 8817989169.

It is an arithmetic number, because the mean of its divisors is an integer number (205753078860).

Almost surely, 2^{1340334342212} is an apocalyptic number.

It is an amenable number.

1340334342212 is a deficient number, since it is larger than the sum of its proper divisors (1128702604108).

1340334342212 is a wasteful number, since it uses less digits than its factorization.

1340334342212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17635978210 (or 17635978208 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1340334342212 its reverse (2122434330431), we get a palindrome (3462768672643).

The spelling of 1340334342212 in words is "one trillion, three hundred forty billion, three hundred thirty-four million, three hundred forty-two thousand, two hundred twelve".