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22122133223 is a prime number
BaseRepresentation
bin10100100110100101…
…001111011011100111
32010002201200210202112
4110212211033123213
5330301231230343
614055054031235
71412131013141
oct244645173347
963081623675
1022122133223
119422405133
1243547a851b
132117244b78
1410dc093c91
15897206218
hex52694f6e7

22122133223 has 2 divisors, whose sum is σ = 22122133224. Its totient is φ = 22122133222.

The previous prime is 22122133183. The next prime is 22122133277. The reversal of 22122133223 is 32233122122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22122133223 - 232 = 17827165927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22122733223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061066611 + 11061066612.

It is an arithmetic number, because the mean of its divisors is an integer number (11061066612).

Almost surely, 222122133223 is an apocalyptic number.

22122133223 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122133223 is an equidigital number, since it uses as much as digits as its factorization.

22122133223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 23.

Adding to 22122133223 its reverse (32233122122), we get a palindrome (54355255345).

The spelling of 22122133223 in words is "twenty-two billion, one hundred twenty-two million, one hundred thirty-three thousand, two hundred twenty-three".