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103201102205 = 575727265813
BaseRepresentation
bin110000000011101000…
…0111101100101111101
3100212101021002011221122
41200013100331211331
53142323440232310
6115224313440325
710312263615665
oct1400720754575
9325337064848
10103201102205
113a849371613
1218001a100a5
139968a75b66
144dd02551a5
152a402a4555
hex180743d97d

103201102205 has 8 divisors (see below), whose sum is σ = 124004922072. Its totient is φ = 82451815488.

The previous prime is 103201102201. The next prime is 103201102243. The reversal of 103201102205 is 502201102301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4618289764 + 98582812441 = 67958^2 + 313979^2 .

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 103201102205 - 22 = 103201102201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103201102201) 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, 13629122 + ... + 13636691.

It is an arithmetic number, because the mean of its divisors is an integer number (15500615259).

Almost surely, 2103201102205 is an apocalyptic number.

It is an amenable number.

103201102205 is a deficient number, since it is larger than the sum of its proper divisors (20803819867).

103201102205 is an equidigital number, since it uses as much as digits as its factorization.

103201102205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27266575.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 103201102205 its reverse (502201102301), we get a palindrome (605402204506).

The spelling of 103201102205 in words is "one hundred three billion, two hundred one million, one hundred two thousand, two hundred five".

Divisors: 1 5 757 3785 27265813 136329065 20640220441 103201102205