131232233121000 has 128 divisors (see below), whose sum is σ = 446666800844160. Its totient is φ = 31813874688000.

The previous prime is 131232233120959. The next prime is 131232233121037. The reversal of 131232233121000 is 121332232131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1988334169 + ... + 1988400168.

It is an arithmetic number, because the mean of its divisors is an integer number (3489584381595).

Almost surely, 2^{131232233121000} is an apocalyptic number.

131232233121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131232233121000 is an abundant number, since it is smaller than the sum of its proper divisors (315434567723160).

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

131232233121000 is a wasteful number, since it uses less digits than its factorization.

131232233121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3976734372 (or 3976734358 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 131232233121000 its reverse (121332232131), we get a palindrome (131353565353131).

The spelling of 131232233121000 in words is "one hundred thirty-one trillion, two hundred thirty-two billion, two hundred thirty-three million, one hundred twenty-one thousand".