11303020032 has 80 divisors (see below), whose sum is σ = 30136908912. Its totient is φ = 3764551680.

The previous prime is 11303020009. The next prime is 11303020063. The reversal of 11303020032 is 23002030311.

It is a junction number, because it is equal to n+sod(n) for n = 11303019993 and 11303020020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2542932 + ... + 2547372.

Almost surely, 2^11303020032 is an apocalyptic number.

11303020032 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 11303020032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15068454456).

11303020032 is an abundant number, since it is smaller than the sum of its proper divisors (18833888880).

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

11303020032 is an equidigital number, since it uses as much as digits as its factorization.

11303020032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119 (or 6103 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 11303020032 its reverse (23002030311), we get a palindrome (34305050343).

The spelling of 11303020032 in words is "eleven billion, three hundred three million, twenty thousand, thirty-two".