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101212000201 = 13194019101957
BaseRepresentation
bin101111001000010110…
…1001000111111001001
3100200020122020022222001
41132100231020333021
53124240233001301
6114255100231001
710212061543534
oct1362055107711
9320218208861
10101212000201
1139a18598864
121774783b461
13970c946020
144c81dd5a1b
152975845c01
hex1790b48fc9

101212000201 has 16 divisors (see below), whose sum is σ = 114763924800. Its totient is φ = 88486388928.

The previous prime is 101212000177. The next prime is 101212000231. The reversal of 101212000201 is 102000212101.

It is a cyclic number.

It is not a de Polignac number, because 101212000201 - 27 = 101212000073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101212000231) 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 15 ways as a sum of consecutive naturals, for example, 941715 + ... + 1043671.

It is an arithmetic number, because the mean of its divisors is an integer number (7172745300).

Almost surely, 2101212000201 is an apocalyptic number.

It is an amenable number.

101212000201 is a deficient number, since it is larger than the sum of its proper divisors (13551924599).

101212000201 is a wasteful number, since it uses less digits than its factorization.

101212000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106008.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101212000201 its reverse (102000212101), we get a palindrome (203212212302).

The spelling of 101212000201 in words is "one hundred one billion, two hundred twelve million, two hundred one", and thus it is an aban number.

Divisors: 1 13 19 247 4019 52247 76361 101957 992693 1325441 1937183 25183379 409765183 5326947379 7785538477 101212000201