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22051 is a prime number

22051 has 2 divisors, whose sum is σ = 22052. Its totient is φ = 22050.

The previous prime is 22039. The next prime is 22063. The reversal of 22051 is 15022.

It is a balanced prime because it is at equal distance from previous prime (22039) and next prime (22063).

It is a cyclic number.

It is not a de Polignac number, because 22051 - 213 = 13859 is a prime.

It is a Chen prime.

It is a nialpdrome in base 9.

It is not a weakly prime, because it can be changed into another prime (22031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11025 + 11026.

It is an arithmetic number, because the mean of its divisors is an integer number (11026).

222051 is an apocalyptic number.

22051 is a deficient number, since it is larger than the sum of its proper divisors (1).

22051 is an equidigital number, since it uses as much as digits as its factorization.

22051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 22051 is about 148.4957911861. The cubic root of 22051 is about 28.0420287190.

Adding to 22051 its reverse (15022), we get a palindrome (37073).

The spelling of 22051 in words is "twenty-two thousand, fifty-one".