1112512515200 has 96 divisors (see below), whose sum is σ = 2749875196500. Its totient is φ = 444742430720.

The previous prime is 1112512515199. The next prime is 1112512515227. The reversal of 1112512515200 is 25152152111.

It can be written as a sum of positive squares in 6 ways, for example, as 19885512256 + 1092627002944 = 141016^2 + 1045288^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1112512515200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5367086 + ... + 5570514.

Almost surely, 2^{1112512515200} is an apocalyptic number.

1112512515200 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 1112512515200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1374937598250).

1112512515200 is an abundant number, since it is smaller than the sum of its proper divisors (1637362681300).

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

1112512515200 is a wasteful number, since it uses less digits than its factorization.

1112512515200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205162 (or 205145 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 26.

Adding to 1112512515200 its reverse (25152152111), we get a palindrome (1137664667311).

The spelling of 1112512515200 in words is "one trillion, one hundred twelve billion, five hundred twelve million, five hundred fifteen thousand, two hundred".