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22204042969 is a prime number
BaseRepresentation
bin10100101011011101…
…101100111011011001
32010022102211020210211
4110223131230323121
5330433213333334
614111141411121
71414144152103
oct245335547331
963272736724
1022204042969
119464670139
124378109aa1
13212b1c3584
141108cd6573
1589e4d5a64
hex52b76ced9

22204042969 has 2 divisors, whose sum is σ = 22204042970. Its totient is φ = 22204042968.

The previous prime is 22204042967. The next prime is 22204043003. The reversal of 22204042969 is 96924040222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19715529744 + 2488513225 = 140412^2 + 49885^2 .

It is a cyclic number.

It is not a de Polignac number, because 22204042969 - 21 = 22204042967 is a prime.

It is a super-2 number, since 2×222040429692 (a number of 21 digits) contains 22 as substring.

Together with 22204042967, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22204042967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11102021484 + 11102021485.

It is an arithmetic number, because the mean of its divisors is an integer number (11102021485).

Almost surely, 222204042969 is an apocalyptic number.

It is an amenable number.

22204042969 is a deficient number, since it is larger than the sum of its proper divisors (1).

22204042969 is an equidigital number, since it uses as much as digits as its factorization.

22204042969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 22204042969 in words is "twenty-two billion, two hundred four million, forty-two thousand, nine hundred sixty-nine".