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1220130003101 is a prime number
BaseRepresentation
bin10001110000010101011…
…010100101100010011101
311022122100221212012221212
4101300111122211202131
5124442311240044401
62332304152234205
7154102646622512
oct21602532454235
94278327765855
101220130003101
114304aa63a399
1217857709b965
138b099bac649
14430a9bb1309
1521b12085dbb
hex11c156a589d

1220130003101 has 2 divisors, whose sum is σ = 1220130003102. Its totient is φ = 1220130003100.

The previous prime is 1220130003011. The next prime is 1220130003109. The reversal of 1220130003101 is 1013000310221.

Together with previous prime (1220130003011) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 862531983076 + 357598020025 = 928726^2 + 597995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1220130003101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220130003109) 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, 610065001550 + 610065001551.

It is an arithmetic number, because the mean of its divisors is an integer number (610065001551).

Almost surely, 21220130003101 is an apocalyptic number.

It is an amenable number.

1220130003101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220130003101 is an equidigital number, since it uses as much as digits as its factorization.

1220130003101 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 14.

Adding to 1220130003101 its reverse (1013000310221), we get a palindrome (2233130313322).

The spelling of 1220130003101 in words is "one trillion, two hundred twenty billion, one hundred thirty million, three thousand, one hundred one".