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10122000109 = 133467224579
BaseRepresentation
bin10010110110101000…
…10111011011101101
3222010102022212210221
421123110113123231
5131212213000414
64352221331341
7505555403254
oct113324273355
928112285727
1010122000109
114324672551
121b65a06b51
13c540648a0
146c043d79b
153e395b224
hex25b5176ed

10122000109 has 8 divisors (see below), whose sum is σ = 10903808160. Its totient is φ = 9340648176.

The previous prime is 10122000059. The next prime is 10122000113. The reversal of 10122000109 is 90100022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10122000109 - 213 = 10121991917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10122000092 and 10122000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122000509) 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, 67219 + ... + 157360.

It is an arithmetic number, because the mean of its divisors is an integer number (1362976020).

Almost surely, 210122000109 is an apocalyptic number.

It is an amenable number.

10122000109 is a deficient number, since it is larger than the sum of its proper divisors (781808051).

10122000109 is a wasteful number, since it uses less digits than its factorization.

10122000109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228059.

The product of its (nonzero) digits is 36, while the sum is 16.

The spelling of 10122000109 in words is "ten billion, one hundred twenty-two million, one hundred nine", and thus it is an aban number.

Divisors: 1 13 3467 45071 224579 2919527 778615393 10122000109