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7102122000001 = 71724381643909
BaseRepresentation
bin110011101011001011101…
…1101010111111010000001
3221010221211002112002101121
41213112113131113322001
51412330121213000001
623034400402232241
71332053126641510
oct147262735277201
927127732462347
107102122000001
112298aa1798456
12968532355681
133c695b959772
141a7a5d02c677
15c4b20d996a1
hex67597757e81

7102122000001 has 24 divisors (see below), whose sum is σ = 8822767490240. Its totient is φ = 5596200029952.

The previous prime is 7102121999983. The next prime is 7102122000013. The reversal of 7102122000001 is 1000002212017.

It is a de Polignac number, because none of the positive numbers 2k-7102122000001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7102122000101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40734966 + ... + 40908943.

Almost surely, 27102122000001 is an apocalyptic number.

It is an amenable number.

7102122000001 is a deficient number, since it is larger than the sum of its proper divisors (1720645490239).

7102122000001 is a wasteful number, since it uses less digits than its factorization.

7102122000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81643993 (or 81643976 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 7102122000001 its reverse (1000002212017), we get a palindrome (8102124212018).

The spelling of 7102122000001 in words is "seven trillion, one hundred two billion, one hundred twenty-two million, one", and thus it is an aban number.

Divisors: 1 7 17 43 119 289 301 731 2023 5117 12427 86989 81643909 571507363 1387946453 3510688087 9715625171 23595089701 24574816609 59681697479 165165627907 417771882353 1014588857143 7102122000001