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12107012630 = 251771368351
BaseRepresentation
bin10110100011010001…
…00101101000010110
31011020202110222002012
423101220211220112
5144243343401010
65321211144222
7606010623626
oct132150455026
934222428065
1012107012630
115153102869
12241a745072
1311ac3921cb
1482bd16886
154acd5d005
hex2d1a25a16

12107012630 has 16 divisors (see below), whose sum is σ = 21794171904. Its totient is φ = 4842460800.

The previous prime is 12107012623. The next prime is 12107012639. The reversal of 12107012630 is 3621070121.

It is a junction number, because it is equal to n+sod(n) for n = 12107012596 and 12107012605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12107012639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142955 + ... + 211305.

It is an arithmetic number, because the mean of its divisors is an integer number (1362135744).

Almost surely, 212107012630 is an apocalyptic number.

12107012630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12107012630 is a deficient number, since it is larger than the sum of its proper divisors (9687159274).

12107012630 is a wasteful number, since it uses less digits than its factorization.

12107012630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86071.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 12107012630 its reverse (3621070121), we get a palindrome (15728082751).

The spelling of 12107012630 in words is "twelve billion, one hundred seven million, twelve thousand, six hundred thirty".

Divisors: 1 2 5 10 17713 35426 68351 88565 136702 177130 341755 683510 1210701263 2421402526 6053506315 12107012630