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212210301321 = 3231760610399
BaseRepresentation
bin1100010110100010111…
…0000011100110001001
3202021202022010021000200
43011220232003212021
511434101314120241
6241253231122413
721221524541064
oct3055056034611
9667668107020
10212210301321
1181aa8201317
1235164973409
131701bc06a45
14a3b1a038db
1557c03d64b6
hex3168b83989

212210301321 has 12 divisors (see below), whose sum is σ = 316413926400. Its totient is φ = 136909871640.

The previous prime is 212210301311. The next prime is 212210301353. The reversal of 212210301321 is 123103012212.

212210301321 is a `hidden beast` number, since 21 + 2 + 21 + 0 + 301 + 321 = 666.

It is not a de Polignac number, because 212210301321 - 225 = 212176746889 is a prime.

It is a super-2 number, since 2×2122103013212 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212210301294 and 212210301303.

It is not an unprimeable number, because it can be changed into a prime (212210301311) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 380304921 + ... + 380305478.

It is an arithmetic number, because the mean of its divisors is an integer number (26367827200).

Almost surely, 2212210301321 is an apocalyptic number.

It is an amenable number.

212210301321 is a deficient number, since it is larger than the sum of its proper divisors (104203625079).

212210301321 is a wasteful number, since it uses less digits than its factorization.

212210301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760610436 (or 760610433 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212210301321 its reverse (123103012212), we get a palindrome (335313313533).

The spelling of 212210301321 in words is "two hundred twelve billion, two hundred ten million, three hundred one thousand, three hundred twenty-one".

Divisors: 1 3 9 31 93 279 760610399 2281831197 6845493591 23578922369 70736767107 212210301321