1200113113032 has 160 divisors (see below), whose sum is σ = 3433313822400. Its totient is φ = 391563849600.

The previous prime is 1200113113013. The next prime is 1200113113057. The reversal of 1200113113032 is 2303113110021.

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

It is a junction number, because it is equal to n+sod(n) for n = 1200113112996 and 1200113113014.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6301282 + ... + 6488942.

It is an arithmetic number, because the mean of its divisors is an integer number (21458211390).

Almost surely, 2^{1200113113032} is an apocalyptic number.

1200113113032 is a gapful number since it is divisible by the number (12) 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 1200113113032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1716656911200).

1200113113032 is an abundant number, since it is smaller than the sum of its proper divisors (2233200709368).

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

1200113113032 is a wasteful number, since it uses less digits than its factorization.

1200113113032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187889 (or 187876 counting only the distinct ones).

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

Adding to 1200113113032 its reverse (2303113110021), we get a palindrome (3503226223053).

The spelling of 1200113113032 in words is "one trillion, two hundred billion, one hundred thirteen million, one hundred thirteen thousand, thirty-two".