11311023032 has 32 divisors (see below), whose sum is σ = 22533487200. Its totient is φ = 5322815872.

The previous prime is 11311023011. The next prime is 11311023047. The reversal of 11311023032 is 23032011311.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 11311023032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104588 + ... + 183195.

It is an arithmetic number, because the mean of its divisors is an integer number (704171475).

Almost surely, 2^11311023032 is an apocalyptic number.

It is an amenable number.

11311023032 is a deficient number, since it is larger than the sum of its proper divisors (11222464168).

11311023032 is an equidigital number, since it uses as much as digits as its factorization.

11311023032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287840 (or 287802 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11311023032 its reverse (23032011311), we get a palindrome (34343034343).

The spelling of 11311023032 in words is "eleven billion, three hundred eleven million, twenty-three thousand, thirty-two".