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12231230202210 = 23512719011688741
BaseRepresentation
bin1011000111111100111000…
…1000011010000101100010
31121022021221110111102211210
42301333032020122011202
53100344024412432320
642002541035450550
72401451200213515
oct261771610320542
947267843442753
1012231230202210
113996265644178
1214565b22b6a56
136a9527c11346
14303dcd65ad7c
15163267ec30e0
hexb1fce21a162

12231230202210 has 64 divisors (see below), whose sum is σ = 29601674809344. Its totient is φ = 3234274848000.

The previous prime is 12231230202199. The next prime is 12231230202223. The reversal of 12231230202210 is 1220203213221.

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, 6398440 + ... + 8087180.

It is an arithmetic number, because the mean of its divisors is an integer number (462526168896).

Almost surely, 212231230202210 is an apocalyptic number.

12231230202210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12231230202210 is an abundant number, since it is smaller than the sum of its proper divisors (17370444607134).

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

12231230202210 is a wasteful number, since it uses less digits than its factorization.

12231230202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690779.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12231230202210 its reverse (1220203213221), we get a palindrome (13451433415431).

The spelling of 12231230202210 in words is "twelve trillion, two hundred thirty-one billion, two hundred thirty million, two hundred two thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 127 254 381 635 762 1270 1901 1905 3802 3810 5703 9505 11406 19010 28515 57030 241427 482854 724281 1207135 1448562 1688741 2414270 3377482 3621405 5066223 7242810 8443705 10132446 16887410 25331115 50662230 214470107 428940214 643410321 1072350535 1286820642 2144701070 3210296641 3217051605 6420593282 6434103210 9630889923 16051483205 19261779846 32102966410 48154449615 96308899230 407707673407 815415346814 1223123020221 2038538367035 2446246040442 4077076734070 6115615101105 12231230202210