1343204221005 has 12 divisors (see below), whose sum is σ = 2328220649820. Its totient is φ = 716375584512.

The previous prime is 1343204220991. The next prime is 1343204221087. The reversal of 1343204221005 is 5001224023431.

1343204221005 is a `hidden beast` number, since 1 + 3 + 432 + 0 + 4 + 221 + 0 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 321410758761 + 1021793462244 = 566931^2 + 1010838^2 .

It is not a de Polignac number, because 1343204221005 - 2⁵ = 1343204220973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1343204221005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14924491300 + ... + 14924491389.

It is an arithmetic number, because the mean of its divisors is an integer number (194018387485).

Almost surely, 2^{1343204221005} is an apocalyptic number.

1343204221005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1343204221005 is a deficient number, since it is larger than the sum of its proper divisors (985016428815).

1343204221005 is a wasteful number, since it uses less digits than its factorization.

1343204221005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29848982700 (or 29848982697 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 1343204221005 its reverse (5001224023431), we get a palindrome (6344428244436).

The spelling of 1343204221005 in words is "one trillion, three hundred forty-three billion, two hundred four million, two hundred twenty-one thousand, five".