11311033032 has 96 divisors (see below), whose sum is σ = 34726910400. Its totient is φ = 3297138048.

The previous prime is 11311032949. The next prime is 11311033033. The reversal of 11311033032 is 23033011311.

It is a happy number.

It is a super-2 number, since 2×11311033032² (a number of 21 digits) contains 22 as substring.

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 = 11311032996 and 11311033014.

It is not an unprimeable number, because it can be changed into a prime (11311033033) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 300228 + ... + 335795.

It is an arithmetic number, because the mean of its divisors is an integer number (361738650).

Almost surely, 2^11311033032 is an apocalyptic number.

11311033032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11311033032 is an abundant number, since it is smaller than the sum of its proper divisors (23415877368).

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

11311033032 is a wasteful number, since it uses less digits than its factorization.

11311033032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636067 (or 636060 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11311033032 its reverse (23033011311), we get a palindrome (34344044343).

The spelling of 11311033032 in words is "eleven billion, three hundred eleven million, thirty-three thousand, thirty-two".