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BaseRepresentation
bin11101111000001010100101…
…011001010010100111100001
3122020021000010022011120102211
4131320022211121102213201
5114210401323101334241
61143245412401442121
736451360641534532
oct3570124531224741
9566230108146384
10131403004324321
11389617792a9884
12128a2948340341
135842333728952
142463d217b8689
15102d161353781
hex7782a56529e1

131403004324321 has 16 divisors (see below), whose sum is σ = 138264090465600. Its totient is φ = 124698056309568.

The previous prime is 131403004324259. The next prime is 131403004324337. The reversal of 131403004324321 is 123423400304131.

Adding to 131403004324321 its reverse (123423400304131), we get a palindrome (254826404628452).

It is not a de Polignac number, because 131403004324321 - 223 = 131402995935713 is a prime.

It is a super-2 number, since 2×1314030043243212 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131403004324351) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1893775 + ... + 16321531.

It is an arithmetic number, because the mean of its divisors is an integer number (8641505654100).

Almost surely, 2131403004324321 is an apocalyptic number.

It is an amenable number.

131403004324321 is a deficient number, since it is larger than the sum of its proper divisors (6861086141279).

131403004324321 is a wasteful number, since it uses less digits than its factorization.

131403004324321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14433168.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 131403004324321 in words is "one hundred thirty-one trillion, four hundred three billion, four million, three hundred twenty-four thousand, three hundred twenty-one".