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10010002212 = 22327148726713
BaseRepresentation
bin10010101001010010…
…01000001100100100
3221211121120210120200
421110221020030210
5131000030032322
64333141030500
7503025420630
oct112451101444
927747523520
1010010002212
114277426901
121b343b5430
13c36ab0042
146ad607dc0
153d8bd68ac
hex254a48324

10010002212 has 72 divisors (see below), whose sum is σ = 28938314496. Its totient is φ = 2857970304.

The previous prime is 10010002187. The next prime is 10010002229. The reversal of 10010002212 is 21220001001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10010002194 and 10010002203.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 361368 + ... + 388080.

Almost surely, 210010002212 is an apocalyptic number.

10010002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10010002212 is an abundant number, since it is smaller than the sum of its proper divisors (18928312284).

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

10010002212 is a wasteful number, since it uses less digits than its factorization.

10010002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28217 (or 28212 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10010002212 its reverse (21220001001), we get a palindrome (31230003213).

The spelling of 10010002212 in words is "ten billion, ten million, two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 1487 2974 4461 5948 8922 10409 13383 17844 20818 26713 26766 31227 41636 53426 53532 62454 80139 93681 106852 124908 160278 186991 187362 240417 320556 373982 374724 480834 560973 747964 961668 1121946 1682919 2243892 3365838 6731676 39722231 79444462 119166693 158888924 238333386 278055617 357500079 476666772 556111234 715000158 834166851 1112222468 1430000316 1668333702 2502500553 3336667404 5005001106 10010002212