11121123232 has 24 divisors (see below), whose sum is σ = 22649703300. Its totient is φ = 5368817664.

The previous prime is 11121123229. The next prime is 11121123281. The reversal of 11121123232 is 23232112111.

It can be written as a sum of positive squares in 2 ways, for example, as 10517733136 + 603390096 = 102556^2 + 24564^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991057 + ... + 5992912.

Almost surely, 2^11121123232 is an apocalyptic number.

It is an amenable number.

11121123232 is an abundant number, since it is smaller than the sum of its proper divisors (11528580068).

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

11121123232 is a wasteful number, since it uses less digits than its factorization.

11121123232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11984008 (or 11984000 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

Adding to 11121123232 its reverse (23232112111), we get a palindrome (34353235343).

The spelling of 11121123232 in words is "eleven billion, one hundred twenty-one million, one hundred twenty-three thousand, two hundred thirty-two".