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12210322202012 = 22111915307954181
BaseRepresentation
bin1011000110101110111111…
…1010101101110110011100
31121020021222100101222111002
42301223233322231312130
53100023214440431022
641545202232445432
72400111111150644
oct261535772556634
947207870358432
1012210322202012
113988406619170
121452538249878
136a757539b7ac
14302da8935524
1516294269a092
hexb1aefeadd9c

12210322202012 has 48 divisors (see below), whose sum is σ = 24539118334080. Its totient is φ = 5257684468800.

The previous prime is 12210322201997. The next prime is 12210322202093. The reversal of 12210322202012 is 21020222301221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12319562 + ... + 13273742.

It is an arithmetic number, because the mean of its divisors is an integer number (511231631960).

Almost surely, 212210322202012 is an apocalyptic number.

It is an amenable number.

12210322202012 is an abundant number, since it is smaller than the sum of its proper divisors (12328796132068).

12210322202012 is a wasteful number, since it uses less digits than its factorization.

12210322202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969522 (or 969520 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12210322202012 its reverse (21020222301221), we get a palindrome (33230544503233).

The spelling of 12210322202012 in words is "twelve trillion, two hundred ten billion, three hundred twenty-two million, two hundred two thousand, twelve".

Divisors: 1 2 4 11 19 22 38 44 76 209 418 836 15307 30614 61228 168377 290833 336754 581666 673508 954181 1163332 1908362 3199163 3816724 6398326 10495991 12796652 18129439 20991982 36258878 41983964 72517756 199423829 398847658 797695316 14605648567 29211297134 58422594268 160662134237 277507322773 321324268474 555014645546 642648536948 1110029291092 3052580550503 6105161101006 12210322202012