131233120442012 has 6 divisors (see below), whose sum is σ = 229657960773528. Its totient is φ = 65616560221004.

The previous prime is 131233120441991. The next prime is 131233120442111. The reversal of 131233120442012 is 210244021332131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16404140055248 + ... + 16404140055255.

It is an arithmetic number, because the mean of its divisors is an integer number (38276326795588).

Almost surely, 2^{131233120442012} is an apocalyptic number.

It is an amenable number.

131233120442012 is a deficient number, since it is larger than the sum of its proper divisors (98424840331516).

131233120442012 is a wasteful number, since it uses less digits than its factorization.

131233120442012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32808280110507 (or 32808280110505 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 131233120442012 its reverse (210244021332131), we get a palindrome (341477141774143).

The spelling of 131233120442012 in words is "one hundred thirty-one trillion, two hundred thirty-three billion, one hundred twenty million, four hundred forty-two thousand, twelve".