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12223120030 = 2511229641757
BaseRepresentation
bin10110110001000111…
…00000001010011110
31011112211221211111021
423120203200022132
5200013104320110
65340515514354
7611620543312
oct133043401236
934484854437
1012223120030
1152026a5aa0
1224515b89ba
1311ca455404
1483d4dbb42
154b81452da
hex2d88e029e

12223120030 has 64 divisors (see below), whose sum is σ = 24176076480. Its totient is φ = 4412620800.

The previous prime is 12223120027. The next prime is 12223120051. The reversal of 12223120030 is 3002132221.

It is a junction number, because it is equal to n+sod(n) for n = 12223119986 and 12223120013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16146412 + ... + 16147168.

It is an arithmetic number, because the mean of its divisors is an integer number (377751195).

Almost surely, 212223120030 is an apocalyptic number.

12223120030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12223120030 is a deficient number, since it is larger than the sum of its proper divisors (11952956450).

12223120030 is a wasteful number, since it uses less digits than its factorization.

12223120030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12223120030 its reverse (3002132221), we get a palindrome (15225252251).

The spelling of 12223120030 in words is "twelve billion, two hundred twenty-three million, one hundred twenty thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 229 458 641 757 1145 1282 1514 2290 2519 3205 3785 5038 6410 7051 7570 8327 12595 14102 16654 25190 35255 41635 70510 83270 146789 173353 293578 346706 485237 733945 866765 970474 1467890 1614679 1733530 1906883 2426185 3229358 3813766 4852370 5337607 8073395 9534415 10675214 16146790 19068830 26688035 53376070 111119273 222238546 555596365 1111192730 1222312003 2444624006 6111560015 12223120030