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20122322123 = 89859926293
BaseRepresentation
bin10010101111011000…
…100100010011001011
31220221100200212122202
4102233120210103023
5312202303301443
613124415110415
71311435626111
oct225730442313
956840625582
1020122322123
118596587492
123a96b1240b
131b88b357a7
14d8c647ab1
157cb87e7b8
hex4af6244cb

20122322123 has 8 divisors (see below), whose sum is σ = 20351556000. Its totient is φ = 19893158208.

The previous prime is 20122322093. The next prime is 20122322131. The reversal of 20122322123 is 32122322102.

It is a happy number.

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 20122322123 - 214 = 20122305739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20122322095 and 20122322104.

It is not an unprimeable number, because it can be changed into a prime (20122322923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752165 + ... + 778457.

It is an arithmetic number, because the mean of its divisors is an integer number (2543944500).

Almost surely, 220122322123 is an apocalyptic number.

20122322123 is a deficient number, since it is larger than the sum of its proper divisors (229233877).

20122322123 is an equidigital number, since it uses as much as digits as its factorization.

20122322123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34981.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20122322123 its reverse (32122322102), we get a palindrome (52244644225).

The spelling of 20122322123 in words is "twenty billion, one hundred twenty-two million, three hundred twenty-two thousand, one hundred twenty-three".

Divisors: 1 89 8599 26293 765311 2340077 226093507 20122322123