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2122011130223 = 6165233441901
BaseRepresentation
bin11110111000010001101…
…110000011100101101111
321111212021121022110111002
4132320101232003211233
5234231334322131343
64302501034550515
7306211261666625
oct36702156034557
97455247273432
102122011130223
11748a37a648a6
122a331529843b
131251492c1c0a
14749c4d4b515
153a2e97e38b8
hex1ee11b8396f

2122011130223 has 4 divisors (see below), whose sum is σ = 2122015188648. Its totient is φ = 2122007071800.

The previous prime is 2122011130177. The next prime is 2122011130243. The reversal of 2122011130223 is 3220311102212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2122011130223 - 28 = 2122011129967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2122011130195 and 2122011130204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122011130243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104428 + ... + 2337473.

It is an arithmetic number, because the mean of its divisors is an integer number (530503797162).

Almost surely, 22122011130223 is an apocalyptic number.

2122011130223 is a deficient number, since it is larger than the sum of its proper divisors (4058425).

2122011130223 is an equidigital number, since it uses as much as digits as its factorization.

2122011130223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4058424.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2122011130223 its reverse (3220311102212), we get a palindrome (5342322232435).

The spelling of 2122011130223 in words is "two trillion, one hundred twenty-two billion, eleven million, one hundred thirty thousand, two hundred twenty-three".

Divisors: 1 616523 3441901 2122011130223