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110000121 = 37113115361
BaseRepresentation
bin1101000111001…
…11011111111001
321122222120210120
412203213133321
5211130000441
614525403453
72503662030
oct643473771
9248876716
10110000121
11571017a0
1230a09589
1319a3543a
1410875717
1599cc966
hex68e77f9

110000121 has 32 divisors (see below), whose sum is σ = 188768256. Its totient is φ = 55296000.

The previous prime is 110000117. The next prime is 110000159. The reversal of 110000121 is 121000011.

It is not a de Polignac number, because 110000121 - 22 = 110000117 is a prime.

110000121 is a modest number, since divided by 121 gives 110 as remainder.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110000221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 520 + ... + 14841.

It is an arithmetic number, because the mean of its divisors is an integer number (5899008).

Almost surely, 2110000121 is an apocalyptic number.

110000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110000121 is a deficient number, since it is larger than the sum of its proper divisors (78768135).

110000121 is a wasteful number, since it uses less digits than its factorization.

110000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15413.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 110000121 is about 10488.0942501486. The cubic root of 110000121 is about 479.1421613916.

Adding to 110000121 its reverse (121000011), we get a palindrome (231000132).

The spelling of 110000121 in words is "one hundred ten million, one hundred twenty-one", and thus it is an aban number.

Divisors: 1 3 7 11 21 31 33 77 93 217 231 341 651 1023 2387 7161 15361 46083 107527 168971 322581 476191 506913 1182797 1428573 3333337 3548391 5238101 10000011 15714303 36666707 110000121