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212323111410325 = 5217355788136533
BaseRepresentation
bin110000010001101101010011…
…101000100001101010010101
31000211202220001200211110221011
4300101231103220201222111
5210312200213010112300
62031323520230252221
762502560430106546
oct6021552350415225
91024686050743834
10212323111410325
116171a7a9159063
121b9917844b7071
139161ca2976796
143a606c9d544cd
151983028638eba
hexc11b53a21a95

212323111410325 has 24 divisors (see below), whose sum is σ = 265277923132968. Its totient is φ = 168573456564480.

The previous prime is 212323111410323. The next prime is 212323111410329. The reversal of 212323111410325 is 523014111323212.

It can be written as a sum of positive squares in 12 ways, for example, as 32490478801764 + 179832632608561 = 5700042^2 + 13410169^2 .

It is not a de Polignac number, because 212323111410325 - 21 = 212323111410323 is a prime.

It is a super-2 number, since 2×2123231114103252 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212323111410323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41659242 + ... + 46477291.

It is an arithmetic number, because the mean of its divisors is an integer number (11053246797207).

Almost surely, 2212323111410325 is an apocalyptic number.

212323111410325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

212323111410325 is a deficient number, since it is larger than the sum of its proper divisors (52954811722643).

212323111410325 is a wasteful number, since it uses less digits than its factorization.

212323111410325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88137273 (or 88137268 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 212323111410325 its reverse (523014111323212), we get a palindrome (735337222733537).

The spelling of 212323111410325 in words is "two hundred twelve trillion, three hundred twenty-three billion, one hundred eleven million, four hundred ten thousand, three hundred twenty-five".

Divisors: 1 5 25 173 557 865 2785 4325 13925 96361 481805 2409025 88136533 440682665 2203413325 15247620209 49092048881 76238101045 245460244405 381190505225 1227301222025 8492924456413 42464622282065 212323111410325