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207473101121 = 111311813122819
BaseRepresentation
bin1100000100111001011…
…1000100100101000001
3201211112011020120000102
43001032113010211001
511344401103213441
6235151204332145
720663243155556
oct3011627044501
9654464216012
10207473101121
117aa9717a730
12342623a4055
131674564c8c0
14a0827d0a2d
1555e459169b
hex304e5c4941

207473101121 has 16 divisors (see below), whose sum is σ = 243767240640. Its totient is φ = 174087145920.

The previous prime is 207473101091. The next prime is 207473101183. The reversal of 207473101121 is 121101374702.

It is a cyclic number.

It is not a de Polignac number, because 207473101121 - 210 = 207473100097 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (207473101321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1627850 + ... + 1750668.

It is an arithmetic number, because the mean of its divisors is an integer number (15235452540).

Almost surely, 2207473101121 is an apocalyptic number.

It is an amenable number.

207473101121 is a deficient number, since it is larger than the sum of its proper divisors (36294139519).

207473101121 is a wasteful number, since it uses less digits than its factorization.

207473101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134656.

The product of its (nonzero) digits is 2352, while the sum is 29.

Adding to 207473101121 its reverse (121101374702), we get a palindrome (328574475823).

The spelling of 207473101121 in words is "two hundred seven billion, four hundred seventy-three million, one hundred one thousand, one hundred twenty-one".

Divisors: 1 11 13 143 11813 122819 129943 153569 1351009 1596647 1689259 17563117 1450860847 15959469317 18861191011 207473101121