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12022022 = 219216651
BaseRepresentation
bin101101110111…
…000100000110
3211121210010002
4231313010012
511034201042
61105401302
7204120425
oct55670406
924553102
1012022022
116871361
124039232
13264c02c
14184d2bc
1510c7132
hexb77106

12022022 has 12 divisors (see below), whose sum is σ = 19033236. Its totient is φ = 5694300.

The previous prime is 12022019. The next prime is 12022027. The reversal of 12022022 is 22022021.

12022022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12021994 and 12022012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7604 + ... + 9047.

It is an arithmetic number, because the mean of its divisors is an integer number (1586103).

Almost surely, 212022022 is an apocalyptic number.

12022022 is a deficient number, since it is larger than the sum of its proper divisors (7011214).

12022022 is a wasteful number, since it uses less digits than its factorization.

12022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16691 (or 16672 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 12022022 is about 3467.2787600653. The cubic root of 12022022 is about 229.0828123546.

Adding to 12022022 its reverse (22022021), we get a palindrome (34044043).

Subtracting 12022022 from its reverse (22022021), we obtain a palindrome (9999999).

The spelling of 12022022 in words is "twelve million, twenty-two thousand, twenty-two".

Divisors: 1 2 19 38 361 722 16651 33302 316369 632738 6011011 12022022