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20010200212201 = 294329191549713
BaseRepresentation
bin1001000110010111111001…
…11000000010001011101001
32121211221211020221222021211
410203023330320002023221
510110321342223242301
6110320320432033121
74133455262263603
oct443137470021351
977757736858254
1020010200212201
11641530739a481
1222b213b6927a1
13b21c52600c64
144d26dac1a173
1524a7a05e1051
hex1232fce022e9

20010200212201 has 16 divisors (see below), whose sum is σ = 21182371436160. Its totient is φ = 18870205697280.

The previous prime is 20010200212181. The next prime is 20010200212213. The reversal of 20010200212201 is 10221200201002.

It is a happy number.

It is not a de Polignac number, because 20010200212201 - 227 = 20010065994473 is a prime.

It is a super-2 number, since 2×200102002122012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20010200212231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36126321 + ... + 36676033.

It is an arithmetic number, because the mean of its divisors is an integer number (1323898214760).

Almost surely, 220010200212201 is an apocalyptic number.

It is an amenable number.

20010200212201 is a deficient number, since it is larger than the sum of its proper divisors (1172171223959).

20010200212201 is a wasteful number, since it uses less digits than its factorization.

20010200212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578976.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20010200212201 its reverse (10221200201002), we get a palindrome (30231400413203).

The spelling of 20010200212201 in words is "twenty trillion, ten billion, two hundred million, two hundred twelve thousand, two hundred one".

Divisors: 1 29 43 1247 29191 549713 846539 1255213 15941677 23637659 36401177 685492111 16046672183 465353493307 690006903869 20010200212201