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20042422401061 is a prime number
BaseRepresentation
bin1001000111010011111010…
…11101111011100000100101
32121222000222212200202201001
410203221331131323200211
510111333340113313221
6110343210045233301
74136005624335304
oct443517535734045
977860885622631
1020042422401061
116427a41a38925
1222b8432862831
13b24cb91961b8
144d40b643a43b
1524b53936b391
hex123a7d77b825

20042422401061 has 2 divisors, whose sum is σ = 20042422401062. Its totient is φ = 20042422401060.

The previous prime is 20042422401049. The next prime is 20042422401083. The reversal of 20042422401061 is 16010422424002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16496846380161 + 3545576020900 = 4061631^2 + 1882970^2 .

It is a cyclic number.

It is not a de Polignac number, because 20042422401061 - 243 = 11246329378853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20042422801061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10021211200530 + 10021211200531.

It is an arithmetic number, because the mean of its divisors is an integer number (10021211200531).

Almost surely, 220042422401061 is an apocalyptic number.

It is an amenable number.

20042422401061 is a deficient number, since it is larger than the sum of its proper divisors (1).

20042422401061 is an equidigital number, since it uses as much as digits as its factorization.

20042422401061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 20042422401061 its reverse (16010422424002), we get a palindrome (36052844825063).

The spelling of 20042422401061 in words is "twenty trillion, forty-two billion, four hundred twenty-two million, four hundred one thousand, sixty-one".