1104031321121 has 8 divisors (see below), whose sum is σ = 1107682663944. Its totient is φ = 1100380769280.

The previous prime is 1104031321093. The next prime is 1104031321157. The reversal of 1104031321121 is 1211231304011.

It can be written as a sum of positive squares in 4 ways, for example, as 3915630625 + 1100115690496 = 62575^2 + 1048864^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1104031321121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1104031321093 and 1104031321102.

It is not an unprimeable number, because it can be changed into a prime (1104031321021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2666861 + ... + 3052901.

It is an arithmetic number, because the mean of its divisors is an integer number (138460332993).

Almost surely, 2^{1104031321121} is an apocalyptic number.

It is an amenable number.

1104031321121 is a deficient number, since it is larger than the sum of its proper divisors (3651342823).

1104031321121 is an equidigital number, since it uses as much as digits as its factorization.

1104031321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395491.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1104031321121 its reverse (1211231304011), we get a palindrome (2315262625132).

The spelling of 1104031321121 in words is "one trillion, one hundred four billion, thirty-one million, three hundred twenty-one thousand, one hundred twenty-one".