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20010022212200 = 23521919127569609
BaseRepresentation
bin1001000110010111100100…
…10001000001001001101000
32121211221100212000122012012
410203023302101001021220
510110321011141242300
6110320251032535052
74133451001305266
oct443136221011150
977757325018165
1020010022212200
116415225973439
1222b20abb51488
13b21c2477a507
144d26c1323436
1524a78eb80435
hex1232f2441268

20010022212200 has 96 divisors (see below), whose sum is σ = 49228295616000. Its totient is φ = 7543044748800.

The previous prime is 20010022212139. The next prime is 20010022212211. The reversal of 20010022212200 is 221222001002.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 13059005 + ... + 14510604.

It is an arithmetic number, because the mean of its divisors is an integer number (512794746000).

Almost surely, 220010022212200 is an apocalyptic number.

20010022212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20010022212200 is an abundant number, since it is smaller than the sum of its proper divisors (29218273403800).

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

20010022212200 is a wasteful number, since it uses less digits than its factorization.

20010022212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27569835 (or 27569826 counting only the distinct ones).

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

Adding to 20010022212200 its reverse (221222001002), we get a palindrome (20231244213202).

The spelling of 20010022212200 in words is "twenty trillion, ten billion, twenty-two million, two hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 8 10 19 20 25 38 40 50 76 95 100 152 190 191 200 380 382 475 760 764 950 955 1528 1900 1910 3629 3800 3820 4775 7258 7640 9550 14516 18145 19100 29032 36290 38200 72580 90725 145160 181450 362900 725800 27569609 55139218 110278436 137848045 220556872 275696090 523822571 551392180 689240225 1047645142 1102784360 1378480450 2095290284 2619112855 2756960900 4190580568 5238225710 5265795319 5513921800 10476451420 10531590638 13095564275 20952902840 21063181276 26191128550 26328976595 42126362552 52382257100 52657953190 100050111061 104764514200 105315906380 131644882975 200100222122 210631812760 263289765950 400200444244 500250555305 526579531900 800400888488 1000501110610 1053159063800 2001002221220 2501252776525 4002004442440 5002505553050 10005011106100 20010022212200