11131222332 has 12 divisors (see below), whose sum is σ = 25972852136. Its totient is φ = 3710407440.

The previous prime is 11131222327. The next prime is 11131222367. The reversal of 11131222332 is 23322213111.

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

It is a super-2 number, since 2×11131222332² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11131222299 and 11131222308.

It is a congruent number.

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, 463800919 + ... + 463800942.

Almost surely, 2^11131222332 is an apocalyptic number.

11131222332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11131222332 is an abundant number, since it is smaller than the sum of its proper divisors (14841629804).

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

11131222332 is a wasteful number, since it uses less digits than its factorization.

11131222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927601868 (or 927601866 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 11131222332 its reverse (23322213111), we get a palindrome (34453435443).

The spelling of 11131222332 in words is "eleven billion, one hundred thirty-one million, two hundred twenty-two thousand, three hundred thirty-two".