1103032231120 has 80 divisors (see below), whose sum is σ = 2588584320000. Its totient is φ = 437093604864.

The previous prime is 1103032231097. The next prime is 1103032231123. The reversal of 1103032231120 is 211322303011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103032231123) 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, 4395601 + ... + 4639759.

It is an arithmetic number, because the mean of its divisors is an integer number (32357304000).

Almost surely, 2^{1103032231120} is an apocalyptic number.

1103032231120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103032231120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1294292160000).

1103032231120 is an abundant number, since it is smaller than the sum of its proper divisors (1485552088880).

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

1103032231120 is a wasteful number, since it uses less digits than its factorization.

1103032231120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244700 (or 244694 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1103032231120 its reverse (211322303011), we get a palindrome (1314354534131).

The spelling of 1103032231120 in words is "one trillion, one hundred three billion, thirty-two million, two hundred thirty-one thousand, one hundred twenty".