12231120131032 has 32 divisors (see below), whose sum is σ = 26105948110080. Its totient is φ = 5317878316960.

The previous prime is 12231120131003. The next prime is 12231120131057. The reversal of 12231120131032 is 23013102113221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 12231120130994 and 12231120131012.

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 7 ways as a sum of consecutive naturals, for example, 3021519748 + ... + 3021523795.

It is an arithmetic number, because the mean of its divisors is an integer number (815810878440).

Almost surely, 2^{12231120131032} is an apocalyptic number.

It is an amenable number.

12231120131032 is an abundant number, since it is smaller than the sum of its proper divisors (13874827979048).

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

12231120131032 is a wasteful number, since it uses less digits than its factorization.

12231120131032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6043043583 (or 6043043579 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12231120131032 its reverse (23013102113221), we get a palindrome (35244222244253).

The spelling of 12231120131032 in words is "twelve trillion, two hundred thirty-one billion, one hundred twenty million, one hundred thirty-one thousand, thirty-two".