3661211133313 has 8 divisors (see below), whose sum is σ = 3663408496608. Its totient is φ = 3659014142784.

The previous prime is 3661211133271. The next prime is 3661211133317. The reversal of 3661211133313 is 3133311121663.

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

It is a cyclic number.

It is not a de Polignac number, because 3661211133313 - 2²¹ = 3661209036161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3661211133317) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 20970606 + ... + 21144472.

It is an arithmetic number, because the mean of its divisors is an integer number (457926062076).

Almost surely, 2^{3661211133313} is an apocalyptic number.

It is an amenable number.

3661211133313 is a deficient number, since it is larger than the sum of its proper divisors (2197363295).

3661211133313 is a wasteful number, since it uses less digits than its factorization.

3661211133313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186383.

The product of its digits is 17496, while the sum is 34.

Adding to 3661211133313 its reverse (3133311121663), we get a palindrome (6794522254976).

The spelling of 3661211133313 in words is "three trillion, six hundred sixty-one billion, two hundred eleven million, one hundred thirty-three thousand, three hundred thirteen".