1103020131120 has 160 divisors (see below), whose sum is σ = 3438359305920. Its totient is φ = 292506009600.

The previous prime is 1103020131119. The next prime is 1103020131179. The reversal of 1103020131120 is 211310203011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1103020131120.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132427116 + ... + 132435444.

It is an arithmetic number, because the mean of its divisors is an integer number (21489745662).

Almost surely, 2^{1103020131120} is an apocalyptic number.

1103020131120 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 1103020131120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1719179652960).

1103020131120 is an abundant number, since it is smaller than the sum of its proper divisors (2335339174800).

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

1103020131120 is a wasteful number, since it uses less digits than its factorization.

1103020131120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11343 (or 11337 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1103020131120 its reverse (211310203011), we get a palindrome (1314330334131).

The spelling of 1103020131120 in words is "one trillion, one hundred three billion, twenty million, one hundred thirty-one thousand, one hundred twenty".