Search a number
-
+
21210200001022 = 271643313774051
BaseRepresentation
bin1001101001010011000100…
…11011111100100111111110
32210002200020022021100120211
410310221202123330213332
510240001442200013042
6113035455324103034
74316246346220144
oct464514233744776
983080208240524
1021210200001022
116838216a5193a
122466819094a7a
13bab161b437b6
145348172cb594
1526bad5289017
hex134a626fc9fe

21210200001022 has 32 divisors (see below), whose sum is σ = 32324316482304. Its totient is φ = 10436002752000.

The previous prime is 21210200000959. The next prime is 21210200001071. The reversal of 21210200001022 is 22010000201212.

Adding to 21210200001022 its reverse (22010000201212), we get a palindrome (43220200202234).

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 21210200000993 and 21210200001011.

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, 286389897 + ... + 286463947.

It is an arithmetic number, because the mean of its divisors is an integer number (1010134890072).

Almost surely, 221210200001022 is an apocalyptic number.

21210200001022 is a deficient number, since it is larger than the sum of its proper divisors (11114116481282).

21210200001022 is a wasteful number, since it uses less digits than its factorization.

21210200001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77904.

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

The spelling of 21210200001022 in words is "twenty-one trillion, two hundred ten billion, two hundred million, one thousand, twenty-two".

Divisors: 1 2 71 142 643 1286 3137 6274 45653 74051 91306 148102 222727 445454 2017091 4034182 5257621 10515242 47614793 95229586 143213461 232297987 286426922 464595974 3380650303 6761300606 16493157077 32986314154 149367605641 298735211282 10605100000511 21210200001022