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102112100000201 = 179570458659219
BaseRepresentation
bin10111001101111011010011…
…011100101010000111001001
3111101112211011211002102100002
4113031323103130222013021
5101341001040100001301
61001101352351452345
730336233013005324
oct2715732334520711
9441484154072302
10102112100000201
112a599553436325
12b5520138270b5
1344c918bc95185
141b303757317bb
15bc1283e0c16b
hex5cded372a1c9

102112100000201 has 4 divisors (see below), whose sum is σ = 102682558659600. Its totient is φ = 101541641340804.

The previous prime is 102112100000189. The next prime is 102112100000231. The reversal of 102112100000201 is 102000001211201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102112100000201 - 218 = 102112099738057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102112100000231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285229329431 + ... + 285229329788.

It is an arithmetic number, because the mean of its divisors is an integer number (25670639664900).

Almost surely, 2102112100000201 is an apocalyptic number.

It is an amenable number.

102112100000201 is a deficient number, since it is larger than the sum of its proper divisors (570458659399).

102112100000201 is an equidigital number, since it uses as much as digits as its factorization.

102112100000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570458659398.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102112100000201 its reverse (102000001211201), we get a palindrome (204112101211402).

The spelling of 102112100000201 in words is "one hundred two trillion, one hundred twelve billion, one hundred million, two hundred one", and thus it is an aban number.

Divisors: 1 179 570458659219 102112100000201