1336221642205 has 16 divisors (see below), whose sum is σ = 1617844515840. Its totient is φ = 1059393823488.

The previous prime is 1336221642191. The next prime is 1336221642211. The reversal of 1336221642205 is 5022461226331.

It is a cyclic number.

It is not a de Polignac number, because 1336221642205 - 2²³ = 1336213253597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4874176 + ... + 5141014.

It is an arithmetic number, because the mean of its divisors is an integer number (101115282240).

Almost surely, 2^{1336221642205} is an apocalyptic number.

It is an amenable number.

1336221642205 is a deficient number, since it is larger than the sum of its proper divisors (281622873635).

1336221642205 is a wasteful number, since it uses less digits than its factorization.

1336221642205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275820.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 1336221642205 its reverse (5022461226331), we get a palindrome (6358682868536).

The spelling of 1336221642205 in words is "one trillion, three hundred thirty-six billion, two hundred twenty-one million, six hundred forty-two thousand, two hundred five".