1343401231222 has 8 divisors (see below), whose sum is σ = 2015106766200. Its totient is φ = 671698975824.

The previous prime is 1343401231181. The next prime is 1343401231241. The reversal of 1343401231222 is 2221321043431.

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

It is a super-2 number, since 2×1343401231222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1172529 + ... + 2015347.

It is an arithmetic number, because the mean of its divisors is an integer number (251888345775).

Almost surely, 2^{1343401231222} is an apocalyptic number.

1343401231222 is a deficient number, since it is larger than the sum of its proper divisors (671705534978).

1343401231222 is an equidigital number, since it uses as much as digits as its factorization.

1343401231222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639790.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1343401231222 its reverse (2221321043431), we get a palindrome (3564722274653).

The spelling of 1343401231222 in words is "one trillion, three hundred forty-three billion, four hundred one million, two hundred thirty-one thousand, two hundred twenty-two".