1120003232100 has 144 divisors (see below), whose sum is σ = 3382163527680. Its totient is φ = 285620508800.

The previous prime is 1120003232069. The next prime is 1120003232113. The reversal of 1120003232100 is 12323000211.

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 1120003232100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38066395 + ... + 38095805.

It is an arithmetic number, because the mean of its divisors is an integer number (23487246720).

Almost surely, 2^{1120003232100} is an apocalyptic number.

1120003232100 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 1120003232100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1691081763840).

1120003232100 is an abundant number, since it is smaller than the sum of its proper divisors (2262160295580).

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

1120003232100 is a wasteful number, since it uses less digits than its factorization.

1120003232100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34970 (or 34963 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1120003232100 its reverse (12323000211), we get a palindrome (1132326232311).

The spelling of 1120003232100 in words is "one trillion, one hundred twenty billion, three million, two hundred thirty-two thousand, one hundred".