11231001232320 has 112 divisors (see below), whose sum is σ = 35666354441088. Its totient is φ = 2994268001280.

The previous prime is 11231001232249. The next prime is 11231001232331. The reversal of 11231001232320 is 2323210013211.

It is a super-2 number, since 2×11231001232320² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3028855 + ... + 5624585.

It is an arithmetic number, because the mean of its divisors is an integer number (318449593224).

Almost surely, 2^{11231001232320} is an apocalyptic number.

11231001232320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11231001232320 is an abundant number, since it is smaller than the sum of its proper divisors (24435353208768).

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

11231001232320 is a wasteful number, since it uses less digits than its factorization.

11231001232320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600258 (or 2600248 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11231001232320 its reverse (2323210013211), we get a palindrome (13554211245531).

The spelling of 11231001232320 in words is "eleven trillion, two hundred thirty-one billion, one million, two hundred thirty-two thousand, three hundred twenty".