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130210011220 = 22571433721143
BaseRepresentation
bin111100101000100011…
…1110001100001010100
3110110002120002220212011
41321101013301201110
54113132230324340
6135452340234004
712256503555652
oct1712107614124
9413076086764
10130210011220
115024917a723
122129b09b904
13c381555823
146433335dd2
1535c14e90ea
hex1e511f1854

130210011220 has 48 divisors (see below), whose sum is σ = 277369360128. Its totient is φ = 51336158720.

The previous prime is 130210011203. The next prime is 130210011227. The reversal of 130210011220 is 22110012031.

It is a self number, because there is not a number n which added to its sum of digits gives 130210011220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130210011227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6147969 + ... + 6169111.

It is an arithmetic number, because the mean of its divisors is an integer number (5778528336).

Almost surely, 2130210011220 is an apocalyptic number.

130210011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130210011220 is an abundant number, since it is smaller than the sum of its proper divisors (147159348908).

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

130210011220 is a wasteful number, since it uses less digits than its factorization.

130210011220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25560 (or 25558 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 130210011220 its reverse (22110012031), we get a palindrome (152320023251).

The spelling of 130210011220 in words is "one hundred thirty billion, two hundred ten million, eleven thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 4337 8674 17348 21143 21685 42286 43370 84572 86740 105715 211430 307927 422860 615854 1231708 1501153 1539635 3002306 3079270 6004612 6158540 7505765 15011530 30023060 91697191 183394382 366788764 458485955 916971910 1833943820 6510500561 13021001122 26042002244 32552502805 65105005610 130210011220