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12101026241 = 171017047773
BaseRepresentation
bin10110100010100011…
…10000000111000001
31011020100012211022002
423101101300013001
5144240330314431
65320434553345
7605606011613
oct132121600701
934210184262
1012101026241
11514a794137
122418738855
1311ab077475
1482b1d8db3
154ac5793cb
hex2d14701c1

12101026241 has 8 divisors (see below), whose sum is σ = 12939713064. Its totient is φ = 11276435200.

The previous prime is 12101026229. The next prime is 12101026247. The reversal of 12101026241 is 14262010121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6694512400 + 5406513841 = 81820^2 + 73529^2 .

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 12101026241 - 210 = 12101025217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12101026247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3522170 + ... + 3525603.

It is an arithmetic number, because the mean of its divisors is an integer number (1617464133).

Almost surely, 212101026241 is an apocalyptic number.

It is an amenable number.

12101026241 is a deficient number, since it is larger than the sum of its proper divisors (838686823).

12101026241 is a wasteful number, since it uses less digits than its factorization.

12101026241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7047891.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12101026241 its reverse (14262010121), we get a palindrome (26363036362).

The spelling of 12101026241 in words is "twelve billion, one hundred one million, twenty-six thousand, two hundred forty-one".

Divisors: 1 17 101 1717 7047773 119812141 711825073 12101026241