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130011112020 = 22358326106649
BaseRepresentation
bin111100100010101000…
…1000010001001010100
3110102120200211210110010
41321011101002021110
54112230321041040
6135420513200220
712251540134626
oct1710521021124
9412520753403
10130011112020
1150156979819
1221244560070
13c34c2955aa
146414b5cc16
1535add0ae80
hex1e45442254

130011112020 has 48 divisors (see below), whose sum is σ = 368417044800. Its totient is φ = 34251922176.

The previous prime is 130011111953. The next prime is 130011112061. The reversal of 130011112020 is 20211110031.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 130011111987 and 130011112005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13048345 + ... + 13058304.

It is an arithmetic number, because the mean of its divisors is an integer number (7675355100).

Almost surely, 2130011112020 is an apocalyptic number.

130011112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130011112020 is an abundant number, since it is smaller than the sum of its proper divisors (238405932780).

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

130011112020 is a wasteful number, since it uses less digits than its factorization.

130011112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26106744 (or 26106742 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 130011112020 its reverse (20211110031), we get a palindrome (150222222051).

It can be divided in two parts, 1300111 and 12020, that added together give a palindrome (1312131).

The spelling of 130011112020 in words is "one hundred thirty billion, eleven million, one hundred twelve thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 83 166 249 332 415 498 830 996 1245 1660 2490 4980 26106649 52213298 78319947 104426596 130533245 156639894 261066490 313279788 391599735 522132980 783199470 1566398940 2166851867 4333703734 6500555601 8667407468 10834259335 13001111202 21668518670 26002222404 32502778005 43337037340 65005556010 130011112020