1121000313300 has 288 divisors, whose sum is σ = 3954796876800. Its totient is φ = 239314483200.

The previous prime is 1121000313289. The next prime is 1121000313413. The reversal of 1121000313300 is 33130001211.

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 1121000313300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4556851 + ... + 4796549.

It is an arithmetic number, because the mean of its divisors is an integer number (13731933600).

Almost surely, 2^{1121000313300} is an apocalyptic number.

1121000313300 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 1121000313300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1977398438400).

1121000313300 is an abundant number, since it is smaller than the sum of its proper divisors (2833796563500).

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

1121000313300 is a wasteful number, since it uses less digits than its factorization.

1121000313300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239871 (or 239864 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 1121000313300 its reverse (33130001211), we get a palindrome (1154130314511).

The spelling of 1121000313300 in words is "one trillion, one hundred twenty-one billion, three hundred thirteen thousand, three hundred".