1113323112000 has 672 divisors, whose sum is σ = 4357229385600. Its totient is φ = 269111808000.

The previous prime is 1113323111993. The next prime is 1113323112071. The reversal of 1113323112000 is 2113233111.

1113323112000 is a `hidden beast` number, since 1 + 1 + 1 + 332 + 311 + 20 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 300166146 + ... + 300169854.

It is an arithmetic number, because the mean of its divisors is an integer number (6483972300).

Almost surely, 2^{1113323112000} is an apocalyptic number.

1113323112000 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 1113323112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2178614692800).

1113323112000 is an abundant number, since it is smaller than the sum of its proper divisors (3243906273600).

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

1113323112000 is a wasteful number, since it uses less digits than its factorization.

1113323112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4132 (or 4109 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1113323112000 its reverse (2113233111), we get a palindrome (1115436345111).

The spelling of 1113323112000 in words is "one trillion, one hundred thirteen billion, three hundred twenty-three million, one hundred twelve thousand".