131303021333232 has 80 divisors (see below), whose sum is σ = 408059514940160. Its totient is φ = 35540667426816.

The previous prime is 131303021333153. The next prime is 131303021333257. The reversal of 131303021333232 is 232333120303131.

It is a super-2 number, since 2×131303021333232² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 131303021333232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10283751553 + ... + 10283764320.

It is an arithmetic number, because the mean of its divisors is an integer number (5100743936752).

Almost surely, 2^{131303021333232} is an apocalyptic number.

131303021333232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131303021333232 is an abundant number, since it is smaller than the sum of its proper divisors (276756493606928).

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

131303021333232 is a wasteful number, since it uses less digits than its factorization.

131303021333232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20567515910 (or 20567515904 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 30.

Adding to 131303021333232 its reverse (232333120303131), we get a palindrome (363636141636363).

The spelling of 131303021333232 in words is "one hundred thirty-one trillion, three hundred three billion, twenty-one million, three hundred thirty-three thousand, two hundred thirty-two".