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22020211112 = 23171283126199
BaseRepresentation
bin10100100000100000…
…011100000110101000
32002211121220121220112
4110200200130012220
5330044133223422
614041013313452
71406452464134
oct244040340650
962747817815
1022020211112
11937a920589
124326635888
1320cc0aa523
1410cc7223c4
1588d2c1ee2
hex52081c1a8

22020211112 has 32 divisors (see below), whose sum is σ = 43751016000. Its totient is φ = 10354293504.

The previous prime is 22020211111. The next prime is 22020211127. The reversal of 22020211112 is 21111202022.

It is not an unprimeable number, because it can be changed into a prime (22020211111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111389 + ... + 237587.

It is an arithmetic number, because the mean of its divisors is an integer number (1367219250).

Almost surely, 222020211112 is an apocalyptic number.

It is an amenable number.

22020211112 is a deficient number, since it is larger than the sum of its proper divisors (21730804888).

22020211112 is a wasteful number, since it uses less digits than its factorization.

22020211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127505 (or 127501 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22020211112 its reverse (21111202022), we get a palindrome (43131413134).

The spelling of 22020211112 in words is "twenty-two billion, twenty million, two hundred eleven thousand, one hundred twelve".

Divisors: 1 2 4 8 17 34 68 136 1283 2566 5132 10264 21811 43622 87244 126199 174488 252398 504796 1009592 2145383 4290766 8581532 17163064 161913317 323826634 647653268 1295306536 2752526389 5505052778 11010105556 22020211112