11203312532 has 12 divisors (see below), whose sum is σ = 20637681120. Its totient is φ = 5306832216.

The previous prime is 11203312531. The next prime is 11203312553. The reversal of 11203312532 is 23521330211.

It is a junction number, because it is equal to n+sod(n) for n = 11203312498 and 11203312507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203312531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73705928 + ... + 73706079.

It is an arithmetic number, because the mean of its divisors is an integer number (1719806760).

Almost surely, 2^11203312532 is an apocalyptic number.

It is an amenable number.

11203312532 is a deficient number, since it is larger than the sum of its proper divisors (9434368588).

11203312532 is a wasteful number, since it uses less digits than its factorization.

11203312532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147412030 (or 147412028 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 11203312532 its reverse (23521330211), we get a palindrome (34724642743).

The spelling of 11203312532 in words is "eleven billion, two hundred three million, three hundred twelve thousand, five hundred thirty-two".