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13021200130200 = 2335267973339283
BaseRepresentation
bin1011110101111011110000…
…0000100010000010011000
31201002210222211021201122220
42331132330000202002120
53201314404213131300
643405505020544040
72512515322625223
oct275367400420230
951083884251586
1013021200130200
114170295014359
1215637196b2020
13735b80ba1862
1433032d8725ba
15178aa0966da0
hexbd7bc022098

13021200130200 has 192 divisors, whose sum is σ = 41390558751360. Its totient is φ = 3385230520320.

The previous prime is 13021200130199. The next prime is 13021200130241. The reversal of 13021200130200 is 203100212031.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13021200130200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2229759 + ... + 5569041.

It is an arithmetic number, because the mean of its divisors is an integer number (215575826830).

Almost surely, 213021200130200 is an apocalyptic number.

13021200130200 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 13021200130200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20695279375680).

13021200130200 is an abundant number, since it is smaller than the sum of its proper divisors (28369358621160).

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

13021200130200 is a wasteful number, since it uses less digits than its factorization.

13021200130200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3339466 (or 3339457 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13021200130200 its reverse (203100212031), we get a palindrome (13224300342231).

The spelling of 13021200130200 in words is "thirteen trillion, twenty-one billion, two hundred million, one hundred thirty thousand, two hundred".