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102100200100001 = 8391117110893629
BaseRepresentation
bin10111001101110000001110…
…001010001001000010100001
3111101111200110111022212002122
4113031300032022021002201
5101340302202211200001
61001052103455354025
730335332065350615
oct2715601612110241
9441450414285078
10102100200100001
112a5944a7234164
12b54b852522915
1344c80137aa6cc
141b2d96712d345
15bc0cd9360b1b
hex5cdc0e2890a1

102100200100001 has 8 divisors (see below), whose sum is σ = 102231052862400. Its totient is φ = 101969369148880.

The previous prime is 102100200099971. The next prime is 102100200100103. The reversal of 102100200100001 is 100001002001201.

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 102100200100001 - 210 = 102100200098977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102100200100901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3925655 + ... + 14819283.

It is an arithmetic number, because the mean of its divisors is an integer number (12778881607800).

Almost surely, 2102100200100001 is an apocalyptic number.

It is an amenable number.

102100200100001 is a deficient number, since it is larger than the sum of its proper divisors (130852762399).

102100200100001 is a wasteful number, since it uses less digits than its factorization.

102100200100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10905639.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 102100200100001 its reverse (100001002001201), we get a palindrome (202101202101202).

The spelling of 102100200100001 in words is "one hundred two trillion, one hundred billion, two hundred million, one hundred thousand, one".

Divisors: 1 839 11171 9372469 10893629 9139754731 121692729559 102100200100001