1103331220313 has 32 divisors (see below), whose sum is σ = 1405581776640. Its totient is φ = 843122718720.

The previous prime is 1103331220291. The next prime is 1103331220337. The reversal of 1103331220313 is 3130221333011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103331220313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1103331220363) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 19355093 + ... + 19412013.

It is an arithmetic number, because the mean of its divisors is an integer number (43924430520).

Almost surely, 2^{1103331220313} is an apocalyptic number.

It is an amenable number.

1103331220313 is a deficient number, since it is larger than the sum of its proper divisors (302250556327).

1103331220313 is a wasteful number, since it uses less digits than its factorization.

1103331220313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65537.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1103331220313 its reverse (3130221333011), we get a palindrome (4233552553324).

The spelling of 1103331220313 in words is "one trillion, one hundred three billion, three hundred thirty-one million, two hundred twenty thousand, three hundred thirteen".