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12110103212 = 22101149919997
BaseRepresentation
bin10110100011101000…
…11000001010101100
31011020222021222120012
423101310120022230
5144300141300322
65321401312352
7606046115234
oct132164301254
934228258505
1012110103212
115154923869
12241b7956b8
1311acc04b5c
1482c4bccc4
154ad26dae2
hex2d1d182ac

12110103212 has 24 divisors (see below), whose sum is σ = 21417858000. Its totient is φ = 5990801600.

The previous prime is 12110103197. The next prime is 12110103217. The reversal of 12110103212 is 21230101121.

It is not an unprimeable number, because it can be changed into a prime (12110103217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 595598 + ... + 615594.

It is an arithmetic number, because the mean of its divisors is an integer number (892410750).

Almost surely, 212110103212 is an apocalyptic number.

It is an amenable number.

12110103212 is a deficient number, since it is larger than the sum of its proper divisors (9307754788).

12110103212 is a wasteful number, since it uses less digits than its factorization.

12110103212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21601 (or 21599 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12110103212 its reverse (21230101121), we get a palindrome (33340204333).

The spelling of 12110103212 in words is "twelve billion, one hundred ten million, one hundred three thousand, two hundred twelve".

Divisors: 1 2 4 101 202 404 1499 2998 5996 19997 39994 79988 151399 302798 605596 2019697 4039394 8078788 29975503 59951006 119902012 3027525803 6055051606 12110103212