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210224144002212 = 223211274151796237
BaseRepresentation
bin101111110011001010011111…
…011011010010110010100100
31000120100020021001100101111100
4233303022133123102302210
5210023303021331032322
62023035345530240100
762165123156366124
oct5763123733226244
91016306231311440
10210224144002212
1160a906168367aa
121b6b2a20586030
13903c0898117c2
1439cac8d636c84
15194862bddedac
hexbf329f6d2ca4

210224144002212 has 36 divisors (see below), whose sum is σ = 531404643278236. Its totient is φ = 70074091759680.

The previous prime is 210224144002097. The next prime is 210224144002247. The reversal of 210224144002212 is 212200441422012.

210224144002212 is a `hidden beast` number, since 2 + 1 + 0 + 2 + 2 + 4 + 1 + 440 + 0 + 2 + 212 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 56581326467136 + 153642817535076 = 7522056^2 + 12395274^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2102241440022122 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21839443 + ... + 29956794.

Almost surely, 2210224144002212 is an apocalyptic number.

It is an amenable number.

210224144002212 is an abundant number, since it is smaller than the sum of its proper divisors (321180499276024).

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

210224144002212 is a wasteful number, since it uses less digits than its factorization.

210224144002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51908988 (or 51908983 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 210224144002212 its reverse (212200441422012), we get a palindrome (422424585424224).

The spelling of 210224144002212 in words is "two hundred ten trillion, two hundred twenty-four billion, one hundred forty-four million, two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 112741 225482 338223 450964 676446 1014669 1352892 2029338 4058676 51796237 103592474 155388711 207184948 310777422 466166133 621554844 932332266 1864664532 5839559555617 11679119111234 17518678666851 23358238222468 35037357333702 52556036000553 70074714667404 105112072001106 210224144002212