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12100222211001 = 3196133157118413
BaseRepresentation
bin1011000000010100110101…
…1100100101001110111001
31120211202210021211221020020
42300011031130211032321
53041222223341223001
641422433151521053
72356132533523341
oct260051534451671
946752707757206
1012100222211001
113945747a93361
12143512bb29189
1369a07a262212
142db922363d21
1515eb4b900736
hexb014d7253b9

12100222211001 has 64 divisors (see below), whose sum is σ = 17344585589760. Its totient is φ = 7480721952000.

The previous prime is 12100222210991. The next prime is 12100222211101. The reversal of 12100222211001 is 10011222200121.

It is not a de Polignac number, because 12100222211001 - 217 = 12100222079929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12100222211101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 657147271 + ... + 657165683.

It is an arithmetic number, because the mean of its divisors is an integer number (271009149840).

Almost surely, 212100222211001 is an apocalyptic number.

It is an amenable number.

12100222211001 is a deficient number, since it is larger than the sum of its proper divisors (5244363378759).

12100222211001 is a wasteful number, since it uses less digits than its factorization.

12100222211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19398.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12100222211001 its reverse (10011222200121), we get a palindrome (22111444411122).

The spelling of 12100222211001 in words is "twelve trillion, one hundred billion, two hundred twenty-two million, two hundred eleven thousand, one".

Divisors: 1 3 19 57 61 183 331 571 993 1159 1713 3477 6289 10849 18413 18867 20191 32547 34831 55239 60573 104493 189001 349847 383629 567003 661789 1049541 1123193 1150887 1985367 3369579 3591019 6094703 10513823 10773057 11529061 18284109 21340667 31541469 34587183 64022001 115799357 199762637 219052159 347398071 371776883 599287911 641343203 657156477 1115330649 1924029609 3480075413 7063760777 10440226239 12185520857 21191282331 36556562571 66121432847 198364298541 212284600193 636853800579 4033407403667 12100222211001