11111303000 has 128 divisors (see below), whose sum is σ = 29795126400. Its totient is φ = 3799296000.

The previous prime is 11111302963. The next prime is 11111303011. The reversal of 11111303000 is 30311111.

It is a happy number.

It is a super-2 number, since 2×11111303000² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2861060 + ... + 2864940.

It is an arithmetic number, because the mean of its divisors is an integer number (232774425).

Almost surely, 2^11111303000 is an apocalyptic number.

11111303000 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 11111303000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14897563200).

11111303000 is an abundant number, since it is smaller than the sum of its proper divisors (18683823400).

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

11111303000 is a wasteful number, since it uses less digits than its factorization.

11111303000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4318 (or 4304 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11111303000 its reverse (30311111), we get a palindrome (11141614111).

The spelling of 11111303000 in words is "eleven billion, one hundred eleven million, three hundred three thousand".