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20002222211000 = 235370928211879
BaseRepresentation
bin1001000110001001000010…
…10110010111111110111000
32121211012020020221112001212
410203010201112113332320
510110204022341223000
6110312521035502252
74133053466346101
oct443044126277670
977735206845055
1020002222211000
116411992a88057
1222b06938b7988
13b212807c0ca3
144d218143b3a8
1524a484eddc35
hex123121597fb8

20002222211000 has 64 divisors (see below), whose sum is σ = 46871217432000. Its totient is φ = 7989603849600.

The previous prime is 20002222210981. The next prime is 20002222211011. The reversal of 20002222211000 is 11222220002.

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, 13396940 + ... + 14814939.

It is an arithmetic number, because the mean of its divisors is an integer number (732362772375).

Almost surely, 220002222211000 is an apocalyptic number.

20002222211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002222211000 is an abundant number, since it is smaller than the sum of its proper divisors (26868995221000).

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

20002222211000 is a wasteful number, since it uses less digits than its factorization.

20002222211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28212609 (or 28212595 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20002222211000 its reverse (11222220002), we get a palindrome (20013444431002).

The spelling of 20002222211000 in words is "twenty trillion, two billion, two hundred twenty-two million, two hundred eleven thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 709 1000 1418 2836 3545 5672 7090 14180 17725 28360 35450 70900 88625 141800 177250 354500 709000 28211879 56423758 112847516 141059395 225695032 282118790 564237580 705296975 1128475160 1410593950 2821187900 3526484875 5642375800 7052969750 14105939500 20002222211 28211879000 40004444422 80008888844 100011111055 160017777688 200022222110 400044444220 500055555275 800088888440 1000111110550 2000222221100 2500277776375 4000444442200 5000555552750 10001111105500 20002222211000