1103432223344 has 80 divisors (see below), whose sum is σ = 2462082238080. Its totient is φ = 473792359680.

The previous prime is 1103432223329. The next prime is 1103432223349. The reversal of 1103432223344 is 4433222343011.

It is a self number, because there is not a number n which added to its sum of digits gives 1103432223344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103432223349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 684902 + ... + 1635834.

It is an arithmetic number, because the mean of its divisors is an integer number (30776027976).

Almost surely, 2^{1103432223344} 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 1103432223344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1231041119040).

1103432223344 is an abundant number, since it is smaller than the sum of its proper divisors (1358650014736).

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

1103432223344 is a wasteful number, since it uses less digits than its factorization.

1103432223344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951318 (or 951312 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1103432223344 its reverse (4433222343011), we get a palindrome (5536654566355).

The spelling of 1103432223344 in words is "one trillion, one hundred three billion, four hundred thirty-two million, two hundred twenty-three thousand, three hundred forty-four".