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12223231010210 = 25112910137937959
BaseRepresentation
bin1011000111011111000101…
…0101111010010110100010
31121021112021222121101022102
42301313301111322112202
53100231134114311320
641555135205210402
72401046026210163
oct261676125722642
947245258541272
1012223231010210
1139929302788a0
121454b3b400a02
136a88518c1c3c
1430387112376a
15162e4aad7175
hexb1df157a5a2

12223231010210 has 64 divisors (see below), whose sum is σ = 25075474041600. Its totient is φ = 4249051296000.

The previous prime is 12223231010191. The next prime is 12223231010257. The reversal of 12223231010210 is 1201013232221.

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, 18646790 + ... + 19291169.

It is an arithmetic number, because the mean of its divisors is an integer number (391804281900).

Almost surely, 212223231010210 is an apocalyptic number.

12223231010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12223231010210 is an abundant number, since it is smaller than the sum of its proper divisors (12852243031390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12223231010210 is a wasteful number, since it uses less digits than its factorization.

12223231010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37938107.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12223231010210 its reverse (1201013232221), we get a palindrome (13424244242431).

The spelling of 12223231010210 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, ten thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 29 55 58 101 110 145 202 290 319 505 638 1010 1111 1595 2222 2929 3190 5555 5858 11110 14645 29290 32219 64438 161095 322190 37937959 75875918 189689795 379379590 417317549 834635098 1100200811 2086587745 2200401622 3831733859 4173175490 5501004055 7663467718 11002008110 12102208921 19158669295 24204417842 38317338590 42149072449 60511044605 84298144898 111120281911 121022089210 210745362245 222240563822 421490724490 555601409555 1111202819110 1222323101021 2444646202042 6111615505105 12223231010210