11511232332 has 12 divisors (see below), whose sum is σ = 26859542136. Its totient is φ = 3837077440.

The previous prime is 11511232331. The next prime is 11511232333. The reversal of 11511232332 is 23323211511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11511232331) and next prime (11511232333).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (11511232331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479634669 + ... + 479634692.

It is an arithmetic number, because the mean of its divisors is an integer number (2238295178).

Almost surely, 2^11511232332 is an apocalyptic number.

11511232332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11511232332 is an abundant number, since it is smaller than the sum of its proper divisors (15348309804).

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

11511232332 is a wasteful number, since it uses less digits than its factorization.

11511232332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959269368 (or 959269366 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

Adding to 11511232332 its reverse (23323211511), we get a palindrome (34834443843).

The spelling of 11511232332 in words is "eleven billion, five hundred eleven million, two hundred thirty-two thousand, three hundred thirty-two".