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1100010001 is a prime number
BaseRepresentation
bin100000110010000…
…1101001000010001
32211122212022001011
41001210031020101
54223100310001
6301053010521
736154634146
oct10144151021
92748768034
101100010001
11514a21882
12268483a41
13146b853bc
14a61423cd
1566888d51
hex4190d211

1100010001 has 2 divisors, whose sum is σ = 1100010002. Its totient is φ = 1100010000.

The previous prime is 1100009987. The next prime is 1100010019. The reversal of 1100010001 is 1000100011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 591462400 + 508547601 = 24320^2 + 22551^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100010001 - 213 = 1100001809 is a prime.

1100010001 is a modest number, since divided by 10001 gives 11 as remainder.

It is not a weakly prime, because it can be changed into another prime (1100010031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550005000 + 550005001.

It is an arithmetic number, because the mean of its divisors is an integer number (550005001).

Almost surely, 21100010001 is an apocalyptic number.

It is an amenable number.

1100010001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100010001 is an equidigital number, since it uses as much as digits as its factorization.

1100010001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1, while the sum is 4.

The square root of 1100010001 is about 33166.3986739592. The cubic root of 1100010001 is about 1032.2832438813.

Adding to 1100010001 its reverse (1000100011), we get a palindrome (2100110012).

The spelling of 1100010001 in words is "one billion, one hundred million, ten thousand, one".