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20102233 is a prime number
BaseRepresentation
bin100110010101…
…1110001011001
31101211022002011
41030223301121
520121232413
61554505521
7332603044
oct114536131
941738064
1020102233
1110390118
1268952a1
13421ab18
142953c5b
151b7133d
hex132bc59

20102233 has 2 divisors, whose sum is σ = 20102234. Its totient is φ = 20102232.

The previous prime is 20102227. The next prime is 20102239. The reversal of 20102233 is 33220102.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (20102227) and next prime (20102239).

It can be written as a sum of positive squares in only one way, i.e., 11269449 + 8832784 = 3357^2 + 2972^2 .

It is a cyclic number.

It is not a de Polignac number, because 20102233 - 29 = 20101721 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051116 + 10051117.

It is an arithmetic number, because the mean of its divisors is an integer number (10051117).

Almost surely, 220102233 is an apocalyptic number.

It is an amenable number.

20102233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102233 is an equidigital number, since it uses as much as digits as its factorization.

20102233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 20102233 is about 4483.5513825538. The cubic root of 20102233 is about 271.9034809288.

Adding to 20102233 its reverse (33220102), we get a palindrome (53322335).

The spelling of 20102233 in words is "twenty million, one hundred two thousand, two hundred thirty-three".