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BaseRepresentation
bin1001001011111101100100…
…10001110011110010111111
32122112022110121012221220101
410211332302101303302333
510121443122341044033
6110544434525501531
74153363620302665
oct445766221636277
978468417187811
1020202222206143
11648979484563a
1223233ab4118a7
13b370a4b0ab93
144dbb1551ac35
1525078d46197d
hex125fb2473cbf

20202222206143 has 2 divisors, whose sum is σ = 20202222206144. Its totient is φ = 20202222206142.

The previous prime is 20202222206041. The next prime is 20202222206147. The reversal of 20202222206143 is 34160222220202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20202222206143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202222206147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101111103071 + 10101111103072.

It is an arithmetic number, because the mean of its divisors is an integer number (10101111103072).

Almost surely, 220202222206143 is an apocalyptic number.

20202222206143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202222206143 is an equidigital number, since it uses as much as digits as its factorization.

20202222206143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20202222206143 its reverse (34160222220202), we get a palindrome (54362444426345).

It can be divided in two parts, 202022 and 22206143, that added together give a triangular number (22408165 = T6694).

The spelling of 20202222206143 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, two hundred six thousand, one hundred forty-three".