11303321232 has 80 divisors (see below), whose sum is σ = 33592865792. Its totient is φ = 3208118400.

The previous prime is 11303321207. The next prime is 11303321243. The reversal of 11303321232 is 23212330311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 11303321199 and 11303321208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60658 + ... + 162129.

Almost surely, 2^11303321232 is an apocalyptic number.

11303321232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11303321232 is an abundant number, since it is smaller than the sum of its proper divisors (22289544560).

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

11303321232 is a wasteful number, since it uses less digits than its factorization.

11303321232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222956 (or 222950 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11303321232 its reverse (23212330311), we get a palindrome (34515651543).

The spelling of 11303321232 in words is "eleven billion, three hundred three million, three hundred twenty-one thousand, two hundred thirty-two".