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22123102303 = 172103743209
BaseRepresentation
bin10100100110101000…
…111100000001011111
32010002210112001002101
4110212220330001133
5330302003233203
614055130505531
71412142160351
oct244650740137
963083461071
1022123102303
119422a07225
124354b952a7
1321174c3ca3
1410dc2670d1
1589734841d
hex526a3c05f

22123102303 has 12 divisors (see below), whose sum is σ = 23729208880. Its totient is φ = 20619562752.

The previous prime is 22123102279. The next prime is 22123102357. The reversal of 22123102303 is 30320132122.

It is not a de Polignac number, because 22123102303 - 217 = 22122971231 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 (22123102103) 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 11 ways as a sum of consecutive naturals, for example, 341838 + ... + 401371.

Almost surely, 222123102303 is an apocalyptic number.

22123102303 is a deficient number, since it is larger than the sum of its proper divisors (1606106577).

22123102303 is a wasteful number, since it uses less digits than its factorization.

22123102303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743346 (or 743329 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22123102303 its reverse (30320132122), we get a palindrome (52443234425).

The spelling of 22123102303 in words is "twenty-two billion, one hundred twenty-three million, one hundred two thousand, three hundred three".

Divisors: 1 17 103 289 1751 29767 743209 12634553 76550527 214787401 1301358959 22123102303