11505222332 has 24 divisors (see below), whose sum is σ = 20187223056. Its totient is φ = 5737465088.

The previous prime is 11505222317. The next prime is 11505222353. The reversal of 11505222332 is 23322250511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3881483 + ... + 3884445.

It is an arithmetic number, because the mean of its divisors is an integer number (841134294).

Almost surely, 2^11505222332 is an apocalyptic number.

It is an amenable number.

11505222332 is a deficient number, since it is larger than the sum of its proper divisors (8682000724).

11505222332 is a wasteful number, since it uses less digits than its factorization.

11505222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5197 (or 5195 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 11505222332 its reverse (23322250511), we get a palindrome (34827472843).

The spelling of 11505222332 in words is "eleven billion, five hundred five million, two hundred twenty-two thousand, three hundred thirty-two".