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10010001000101 = 234779254346093
BaseRepresentation
bin1001000110101010001010…
…0011011100011010100101
31022102221120011212200211112
42101222202203130122211
52303000440224000401
633142310405114405
72052125104423064
oct221524243343245
938387504780745
1010010001000101
11320a243671463
1211580090b8a05
13577c29105c6b
142686b54721db
151255b2e4c3bb
hex91aa28dc6a5

10010001000101 has 32 divisors (see below), whose sum is σ = 10806970613760. Its totient is φ = 9248604640704.

The previous prime is 10010001000089. The next prime is 10010001000107. The reversal of 10010001000101 is 10100010001001.

It is a de Polignac number, because none of the positive numbers 2k-10010001000101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010001000107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217146611 + ... + 217192703.

It is an arithmetic number, because the mean of its divisors is an integer number (337717831680).

Almost surely, 210010001000101 is an apocalyptic number.

It is an amenable number.

10010001000101 is a deficient number, since it is larger than the sum of its proper divisors (796969613659).

10010001000101 is a wasteful number, since it uses less digits than its factorization.

10010001000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48785.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 10010001000101 its reverse (10100010001001), we get a palindrome (20110011001102).

The spelling of 10010001000101 in words is "ten trillion, ten billion, one million, one hundred one", and thus it is an aban number.

Divisors: 1 23 47 79 1081 1817 2543 3713 46093 58489 85399 119521 200897 1060139 2166371 2748983 3641347 4620631 9442159 49826533 83750981 117214499 171143309 217169657 2695933477 3936296107 5509081453 9259945421 126708873419 212978744683 435217434787 10010001000101