1104131311232 has 128 divisors (see below), whose sum is σ = 2371533880320. Its totient is φ = 510549811200.

The previous prime is 1104131311229. The next prime is 1104131311321. The reversal of 1104131311232 is 2321131314011.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 1104131311198 and 1104131311207.

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, 108872882 + ... + 108883022.

It is an arithmetic number, because the mean of its divisors is an integer number (18527608440).

Almost surely, 2^{1104131311232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1104131311232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1185766940160).

1104131311232 is an abundant number, since it is smaller than the sum of its proper divisors (1267402569088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1104131311232 is a wasteful number, since it uses less digits than its factorization.

1104131311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11402 (or 11390 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 1104131311232 its reverse (2321131314011), we get a palindrome (3425262625243).

The spelling of 1104131311232 in words is "one trillion, one hundred four billion, one hundred thirty-one million, three hundred eleven thousand, two hundred thirty-two".