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10010112101212 = 2258738031121023
BaseRepresentation
bin1001000110101010100100…
…1011010000101101011100
31022102221211220221012220111
42101222221023100231130
52303001202144214322
633142325414255404
72052130623652036
oct221525113205534
938387756835814
1010010112101212
11320a2a0355363
12115803a357564
13577c46135572
142686c6112c56
151255bca96177
hex91aa92d0b5c

10010112101212 has 24 divisors (see below), whose sum is σ = 17552168718336. Its totient is φ = 4995211254768.

The previous prime is 10010112101203. The next prime is 10010112101263. The reversal of 10010112101212 is 21210121101001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10010112101192 and 10010112101201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8368933 + ... + 9489955.

It is an arithmetic number, because the mean of its divisors is an integer number (731340363264).

Almost surely, 210010112101212 is an apocalyptic number.

It is an amenable number.

10010112101212 is a deficient number, since it is larger than the sum of its proper divisors (7542056617124).

10010112101212 is a wasteful number, since it uses less digits than its factorization.

10010112101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125417 (or 1125415 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10010112101212 its reverse (21210121101001), we get a palindrome (31220233202213).

The spelling of 10010112101212 in words is "ten trillion, ten billion, one hundred twelve million, one hundred one thousand, two hundred twelve".

Divisors: 1 2 4 587 1174 2348 3803 7606 15212 1121023 2232361 2242046 4464722 4484092 8929444 658040501 1316081002 2632162004 4263250469 8526500938 17053001876 2502528025303 5005056050606 10010112101212