11193432120 has 320 divisors, whose sum is σ = 40699501920. Its totient is φ = 2742875136.

The previous prime is 11193432119. The next prime is 11193432163. The reversal of 11193432120 is 2123439111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 12340707 + ... + 12341613.

Almost surely, 2^11193432120 is an apocalyptic number.

11193432120 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 11193432120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20349750960).

11193432120 is an abundant number, since it is smaller than the sum of its proper divisors (29506069800).

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

11193432120 is a wasteful number, since it uses less digits than its factorization.

11193432120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 11193432120 in words is "eleven billion, one hundred ninety-three million, four hundred thirty-two thousand, one hundred twenty".