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122122010011 is a prime number
BaseRepresentation
bin111000110111100001…
…0011111110110011011
3102200012220002212222211
41301233002133312123
54000101213310021
6132034014255551
711552203646341
oct1615702376633
9380186085884
10122122010011
1147878766701
121b8024b75b7
13b692a104b1
145ca70c1991
15329b4193e1
hex1c6f09fd9b

122122010011 has 2 divisors, whose sum is σ = 122122010012. Its totient is φ = 122122010010.

The previous prime is 122122009991. The next prime is 122122010029. The reversal of 122122010011 is 110010221221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122122010011 - 25 = 122122009979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122122009973 and 122122010000.

It is not a weakly prime, because it can be changed into another prime (122122010041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061005005 + 61061005006.

It is an arithmetic number, because the mean of its divisors is an integer number (61061005006).

Almost surely, 2122122010011 is an apocalyptic number.

122122010011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122122010011 is an equidigital number, since it uses as much as digits as its factorization.

122122010011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122122010011 its reverse (110010221221), we get a palindrome (232132231232).

The spelling of 122122010011 in words is "one hundred twenty-two billion, one hundred twenty-two million, ten thousand, eleven".