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2122012200101 = 8971773322117
BaseRepresentation
bin11110111000010001110…
…010001000110010100101
321111212021200022211002012
4132320101302020302211
5234231340110400401
64302501113524005
7306211304044043
oct36702162106245
97455250284065
102122012200101
11748a386256a2
122a3315713605
131251495a7b91
14749c5149393
153a2e99558bb
hex1ee11c88ca5

2122012200101 has 8 divisors (see below), whose sum is σ = 2146154670360. Its totient is φ = 2097876388608.

The previous prime is 2122012200097. The next prime is 2122012200131. The reversal of 2122012200101 is 1010022102212.

It can be written as a sum of positive squares in 4 ways, for example, as 444342228100 + 1677669972001 = 666590^2 + 1295249^2 .

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 2122012200101 - 22 = 2122012200097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122012200131) 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 7 ways as a sum of consecutive naturals, for example, 1022306 + ... + 2299811.

It is an arithmetic number, because the mean of its divisors is an integer number (268269333795).

Almost surely, 22122012200101 is an apocalyptic number.

It is an amenable number.

2122012200101 is a deficient number, since it is larger than the sum of its proper divisors (24142470259).

2122012200101 is an equidigital number, since it uses as much as digits as its factorization.

2122012200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329383.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2122012200101 its reverse (1010022102212), we get a palindrome (3132034302313).

The spelling of 2122012200101 in words is "two trillion, one hundred twenty-two billion, twelve million, two hundred thousand, one hundred one".

Divisors: 1 89 7177 638753 3322117 295668413 23842833709 2122012200101