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20132122221223 = 233118277305653
BaseRepresentation
bin1001001001111010111111…
…11111100101101010100111
32122021121112012201202111121
410210331133333211222213
510114321041242034343
6110452322543514411
74145332520253055
oct444753777455247
978247465652447
1020132122221223
116461a92172401
1223118a6bb8a07
13b305b2a5686c
144d85855191d5
1524da391a0aed
hex124f5ffe5aa7

20132122221223 has 8 divisors (see below), whose sum is σ = 20220238469808. Its totient is φ = 20044020608064.

The previous prime is 20132122221221. The next prime is 20132122221227. The reversal of 20132122221223 is 32212222123102.

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 20132122221223 - 21 = 20132122221221 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 (20132122221221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 897136 + ... + 6408517.

It is an arithmetic number, because the mean of its divisors is an integer number (2527529808726).

Almost surely, 220132122221223 is an apocalyptic number.

20132122221223 is a deficient number, since it is larger than the sum of its proper divisors (88116248585).

20132122221223 is a wasteful number, since it uses less digits than its factorization.

20132122221223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7317713.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 20132122221223 its reverse (32212222123102), we get a palindrome (52344344344325).

The spelling of 20132122221223 in words is "twenty trillion, one hundred thirty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty-three".

Divisors: 1 233 11827 2755691 7305653 1702217149 86403958031 20132122221223