1113132221232 has 80 divisors (see below), whose sum is σ = 2909786999808. Its totient is φ = 366647339520.

The previous prime is 1113132221191. The next prime is 1113132221237. The reversal of 1113132221232 is 2321222313111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1113132221237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2045932 + ... + 2532212.

Almost surely, 2^{1113132221232} is an apocalyptic number.

1113132221232 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 1113132221232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1454893499904).

1113132221232 is an abundant number, since it is smaller than the sum of its proper divisors (1796654778576).

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

1113132221232 is a wasteful number, since it uses less digits than its factorization.

1113132221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486858 (or 486852 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

Adding to 1113132221232 its reverse (2321222313111), we get a palindrome (3434354534343).

The spelling of 1113132221232 in words is "one trillion, one hundred thirteen billion, one hundred thirty-two million, two hundred twenty-one thousand, two hundred thirty-two".