1121300202300 has 144 divisors (see below), whose sum is σ = 3279645922560. Its totient is φ = 295758858240.

The previous prime is 1121300202287. The next prime is 1121300202317. The reversal of 1121300202300 is 32020031211.

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 1121300202300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54668647 + ... + 54689153.

Almost surely, 2^{1121300202300} is an apocalyptic number.

1121300202300 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 1121300202300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1639822961280).

1121300202300 is an abundant number, since it is smaller than the sum of its proper divisors (2158345720260).

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

1121300202300 is a wasteful number, since it uses less digits than its factorization.

1121300202300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22500 (or 22493 counting only the distinct ones).

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

Adding to 1121300202300 its reverse (32020031211), we get a palindrome (1153320233511).

The spelling of 1121300202300 in words is "one trillion, one hundred twenty-one billion, three hundred million, two hundred two thousand, three hundred".