11233012320 has 144 divisors (see below), whose sum is σ = 39999409632. Its totient is φ = 2865223680.

The previous prime is 11233012319. The next prime is 11233012339. The reversal of 11233012320 is 2321033211.

11233012320 is a `hidden beast` number, since 1 + 1 + 2 + 330 + 12 + 320 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11233012293 and 11233012302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 136461 + ... + 202700.

It is an arithmetic number, because the mean of its divisors is an integer number (277773678).

Almost surely, 2^11233012320 is an apocalyptic number.

11233012320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11233012320 is an abundant number, since it is smaller than the sum of its proper divisors (28766397312).

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

11233012320 is a wasteful number, since it uses less digits than its factorization.

11233012320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339205 (or 339194 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11233012320 its reverse (2321033211), we get a palindrome (13554045531).

The spelling of 11233012320 in words is "eleven billion, two hundred thirty-three million, twelve thousand, three hundred twenty".