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131310212000000 = 2856118393557
BaseRepresentation
bin11101110110110100001010…
…100010101010100100000000
3122012221010121110001002110012
4131312310022202222210000
5114202341303233000000
61143135024552124052
736441564315021665
oct3566641242524400
9565833543032405
10131310212000000
1138926391473140
1212888970396628
135836666266077
14245d63bad3a6c
15102aa2eca6735
hex776d0a8aa900

131310212000000 has 504 divisors, whose sum is σ = 357941337042240. Its totient is φ = 47678848000000.

The previous prime is 131310211999997. The next prime is 131310212000159. The reversal of 131310212000000 is 212013131.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 36915998222 + ... + 36916001778.

It is an arithmetic number, because the mean of its divisors is an integer number (710201065560).

Almost surely, 2131310212000000 is an apocalyptic number.

131310212000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131310212000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178970668521120).

131310212000000 is an abundant number, since it is smaller than the sum of its proper divisors (226631125042240).

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

131310212000000 is an frugal number, since it uses more digits than its factorization.

131310212000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 131310212000000 its reverse (212013131), we get a palindrome (131310424013131).

The spelling of 131310212000000 in words is "one hundred thirty-one trillion, three hundred ten billion, two hundred twelve million", and thus it is an aban number.