131002222132320 has 192 divisors, whose sum is σ = 514481454337536. Its totient is φ = 27221240954880.

The previous prime is 131002222132297. The next prime is 131002222132337. The reversal of 131002222132320 is 23231222200131.

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

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 31 ways as a sum of consecutive naturals, for example, 1772179249 + ... + 1772253168.

It is an arithmetic number, because the mean of its divisors is an integer number (2679590908008).

Almost surely, 2^{131002222132320} is an apocalyptic number.

131002222132320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131002222132320 is an abundant number, since it is smaller than the sum of its proper divisors (383479232205216).

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

131002222132320 is a wasteful number, since it uses less digits than its factorization.

131002222132320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3544432453 (or 3544432445 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 131002222132320 its reverse (23231222200131), we get a palindrome (154233444332451).

The spelling of 131002222132320 in words is "one hundred thirty-one trillion, two billion, two hundred twenty-two million, one hundred thirty-two thousand, three hundred twenty".