1113324442400 has 72 divisors (see below), whose sum is σ = 2721264460740. Its totient is φ = 444779048960.

The previous prime is 1113324442303. The next prime is 1113324442409. The reversal of 1113324442400 is 42444233111.

It can be written as a sum of positive squares in 6 ways, for example, as 655044185104 + 458280257296 = 809348^2 + 676964^2 .

It is not an unprimeable number, because it can be changed into a prime (1113324442409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212909 + ... + 1507308.

Almost surely, 2^{1113324442400} is an apocalyptic number.

1113324442400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113324442400 is an abundant number, since it is smaller than the sum of its proper divisors (1607940018340).

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

1113324442400 is a wasteful number, since it uses less digits than its factorization.

1113324442400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721046 (or 1721033 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1113324442400 its reverse (42444233111), we get a palindrome (1155768675511).

The spelling of 1113324442400 in words is "one trillion, one hundred thirteen billion, three hundred twenty-four million, four hundred forty-two thousand, four hundred".