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20011202220200 = 2352631659924029
BaseRepresentation
bin1001000110011001110001…
…00110011001000010101000
32121212001102002102020212012
410203030320212121002220
510110330420232021300
6110321004104335052
74133522150226662
oct443147046310250
977761362366765
1020011202220200
116415780a64964
1222b237b174488
13b220820920b9
144d2793d2b532
1524a80d56c435
hex1233389990a8

20011202220200 has 96 divisors (see below), whose sum is σ = 46608780240000. Its totient is φ = 7990251897600.

The previous prime is 20011202220199. The next prime is 20011202220293. The reversal of 20011202220200 is 202220211002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 832781786 + ... + 832805814.

It is an arithmetic number, because the mean of its divisors is an integer number (485508127500).

Almost surely, 220011202220200 is an apocalyptic number.

20011202220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20011202220200 is an abundant number, since it is smaller than the sum of its proper divisors (26597578019800).

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

20011202220200 is a wasteful number, since it uses less digits than its factorization.

20011202220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31275 (or 31266 counting only the distinct ones).

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

Adding to 20011202220200 its reverse (202220211002), we get a palindrome (20213422431202).

The spelling of 20011202220200 in words is "twenty trillion, eleven billion, two hundred two million, two hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 631 1262 2524 3155 5048 6310 6599 12620 13198 15775 24029 25240 26396 31550 32995 48058 52792 63100 65990 96116 120145 126200 131980 164975 192232 240290 263960 329950 480580 600725 659900 961160 1201450 1319800 2402900 4163969 4805800 8327938 15162299 16655876 20819845 30324598 33311752 41639690 60649196 75811495 83279380 104099225 121298392 151622990 158567371 166558760 208198450 303245980 317134742 379057475 416396900 606491960 634269484 758114950 792836855 832793800 1268538968 1516229900 1585673710 3032459800 3171347420 3964184275 6342694840 7928368550 15856737100 31713474200 100056011101 200112022202 400224044404 500280055505 800448088808 1000560111010 2001120222020 2501400277525 4002240444040 5002800555050 10005601110100 20011202220200