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22022110169 is a prime number
BaseRepresentation
bin10100100000100111…
…101011101111011001
32002211202111002220222
4110200213223233121
5330100130011134
614041122125425
71406504563553
oct244047535731
962752432828
1022022110169
1193809a8354
1243271b0875
1320cc5c3a27
1410cca984d3
1588d549a2e
hex5209ebbd9

22022110169 has 2 divisors, whose sum is σ = 22022110170. Its totient is φ = 22022110168.

The previous prime is 22022110163. The next prime is 22022110183. The reversal of 22022110169 is 96101122022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15904993225 + 6117116944 = 126115^2 + 78212^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022110169 - 228 = 21753674713 is a prime.

It is a super-2 number, since 2×220221101692 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22022110163) 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 as a sum of consecutive naturals, namely, 11011055084 + 11011055085.

It is an arithmetic number, because the mean of its divisors is an integer number (11011055085).

Almost surely, 222022110169 is an apocalyptic number.

It is an amenable number.

22022110169 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022110169 is an equidigital number, since it uses as much as digits as its factorization.

22022110169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 22022110169 in words is "twenty-two billion, twenty-two million, one hundred ten thousand, one hundred sixty-nine".