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122103030001 is a prime number
BaseRepresentation
bin111000110110111101…
…0000110000011110001
3102200011120101121022111
41301231322012003301
54000031333430001
6132032055405321
711551553426131
oct1615572060361
9380146347274
10122103030001
1147868a82747
121b7b8083841
13b68bac6414
145ca4780ac1
15329991a851
hex1c6de860f1

122103030001 has 2 divisors, whose sum is σ = 122103030002. Its totient is φ = 122103030000.

The previous prime is 122103029999. The next prime is 122103030011. The reversal of 122103030001 is 100030301221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104378101776 + 17724928225 = 323076^2 + 133135^2 .

It is a cyclic number.

It is not a de Polignac number, because 122103030001 - 21 = 122103029999 is a prime.

Together with 122103029999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (122103030011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051515000 + 61051515001.

It is an arithmetic number, because the mean of its divisors is an integer number (61051515001).

Almost surely, 2122103030001 is an apocalyptic number.

It is an amenable number.

122103030001 is a deficient number, since it is larger than the sum of its proper divisors (1).

122103030001 is an equidigital number, since it uses as much as digits as its factorization.

122103030001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 122103030001 its reverse (100030301221), we get a palindrome (222133331222).

The spelling of 122103030001 in words is "one hundred twenty-two billion, one hundred three million, thirty thousand, one".