11323310232 has 128 divisors (see below), whose sum is σ = 31562496000. Its totient is φ = 3361720320.

The previous prime is 11323310209. The next prime is 11323310291. The reversal of 11323310232 is 23201332311.

It is a super-2 number, since 2×11323310232² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11323310199 and 11323310208.

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, 3664144 + ... + 3667232.

It is an arithmetic number, because the mean of its divisors is an integer number (246582000).

Almost surely, 2^11323310232 is an apocalyptic number.

11323310232 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 11323310232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15781248000).

11323310232 is an abundant number, since it is smaller than the sum of its proper divisors (20239185768).

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

11323310232 is a wasteful number, since it uses less digits than its factorization.

11323310232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3521 (or 3517 counting only the distinct ones).

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

Adding to 11323310232 its reverse (23201332311), we get a palindrome (34524642543).

The spelling of 11323310232 in words is "eleven billion, three hundred twenty-three million, three hundred ten thousand, two hundred thirty-two".