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11212111031319 = 3211236728053913
BaseRepresentation
bin1010001100101000010111…
…1001010010110000010111
31110200212102021222111111100
42203022011321102300113
52432144400411000234
635502434523041143
72235022364202462
oct243120571226027
943625367874440
1011212111031319
113633036418200
121310b953701b3
136343b38b1643
142aa951cd82d9
151469bced2399
hexa3285e52c17

11212111031319 has 36 divisors (see below), whose sum is σ = 17849919968608. Its totient is φ = 6776702982720.

The previous prime is 11212111031293. The next prime is 11212111031321. The reversal of 11212111031319 is 91313011121211.

11212111031319 is a `hidden beast` number, since 1 + 121 + 211 + 1 + 0 + 313 + 19 = 666.

It is not a de Polignac number, because 11212111031319 - 28 = 11212111031063 is a prime.

It is a super-2 number, since 2×112121110313192 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11212111031292 and 11212111031301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212111031339) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13627294 + ... + 14426619.

Almost surely, 211212111031319 is an apocalyptic number.

11212111031319 is a deficient number, since it is larger than the sum of its proper divisors (6637808937289).

11212111031319 is a wasteful number, since it uses less digits than its factorization.

11212111031319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28054308 (or 28054294 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 11212111031319 in words is "eleven trillion, two hundred twelve billion, one hundred eleven million, thirty-one thousand, three hundred nineteen".

Divisors: 1 3 9 11 33 99 121 363 367 1089 1101 3303 4037 12111 36333 44407 133221 399663 28053913 84161739 252485217 308593043 925779129 2777337387 3394523473 10183570419 10295786071 30550711257 30887358213 92662074639 113253646781 339760940343 1019282821029 1245790114591 3737370343773 11212111031319