12331111132 has 12 divisors (see below), whose sum is σ = 21839438376. Its totient is φ = 6091271600.

The previous prime is 12331111063. The next prime is 12331111147. The reversal of 12331111132 is 23111113321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18570619 + ... + 18571282.

It is an arithmetic number, because the mean of its divisors is an integer number (1819953198).

Almost surely, 2^12331111132 is an apocalyptic number.

It is an amenable number.

12331111132 is a deficient number, since it is larger than the sum of its proper divisors (9508327244).

12331111132 is a wasteful number, since it uses less digits than its factorization.

12331111132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37141988 (or 37141986 counting only the distinct ones).

The product of its digits is 108, while the sum is 19.

Adding to 12331111132 its reverse (23111113321), we get a palindrome (35442224453).

The spelling of 12331111132 in words is "twelve billion, three hundred thirty-one million, one hundred eleven thousand, one hundred thirty-two".