11320331352 has 32 divisors (see below), whose sum is σ = 30873631680. Its totient is φ = 3430403360.

The previous prime is 11320331303. The next prime is 11320331353. The reversal of 11320331352 is 25313302311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320331353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21439758 + ... + 21440285.

It is an arithmetic number, because the mean of its divisors is an integer number (964800990).

Almost surely, 2^11320331352 is an apocalyptic number.

11320331352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11320331352 is an abundant number, since it is smaller than the sum of its proper divisors (19553300328).

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

11320331352 is a wasteful number, since it uses less digits than its factorization.

11320331352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42880063 (or 42880059 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 11320331352 its reverse (25313302311), we get a palindrome (36633633663).

The spelling of 11320331352 in words is "eleven billion, three hundred twenty million, three hundred thirty-one thousand, three hundred fifty-two".