1340222212330 has 8 divisors (see below), whose sum is σ = 2412399982212. Its totient is φ = 536088884928.

The previous prime is 1340222212319. The next prime is 1340222212369. The reversal of 1340222212330 is 332122220431.

It can be written as a sum of positive squares in 2 ways, for example, as 1339526149641 + 696062689 = 1157379^2 + 26383^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1340222212295 and 1340222212304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67011110607 + ... + 67011110626.

Almost surely, 2^{1340222212330} is an apocalyptic number.

1340222212330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340222212330 is a deficient number, since it is larger than the sum of its proper divisors (1072177769882).

1340222212330 is a wasteful number, since it uses less digits than its factorization.

1340222212330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134022221240.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1340222212330 its reverse (332122220431), we get a palindrome (1672344432761).

The spelling of 1340222212330 in words is "one trillion, three hundred forty billion, two hundred twenty-two million, two hundred twelve thousand, three hundred thirty".