11101942080 has 224 divisors, whose sum is σ = 39259946880. Its totient is φ = 2953359360.

The previous prime is 11101942039. The next prime is 11101942087. The reversal of 11101942080 is 8024910111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101942087) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4240932 + ... + 4243548.

It is an arithmetic number, because the mean of its divisors is an integer number (175267620).

Almost surely, 2^11101942080 is an apocalyptic number.

11101942080 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 11101942080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19629973440).

11101942080 is an abundant number, since it is smaller than the sum of its proper divisors (28158004800).

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

11101942080 is a wasteful number, since it uses less digits than its factorization.

11101942080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134 (or 3118 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The spelling of 11101942080 in words is "eleven billion, one hundred one million, nine hundred forty-two thousand, eighty".