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30123001131109 is a prime number
BaseRepresentation
bin1101101100101100011101…
…10010000011000001100101
310221122201201202000121220121
412312112032302003001211
512422013401242143414
6144022152104201541
76226213022635045
oct666261662030145
9127581652017817
1030123001131109
119664102919417
1234660581692b1
1313a6782315933
14761d65111725
1537387d498724
hex1b658ec83065

30123001131109 has 2 divisors, whose sum is σ = 30123001131110. Its totient is φ = 30123001131108.

The previous prime is 30123001130987. The next prime is 30123001131149. The reversal of 30123001131109 is 90113110032103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18908017272225 + 11214983858884 = 4348335^2 + 3348878^2 .

It is a cyclic number.

It is not a de Polignac number, because 30123001131109 - 239 = 29573245317221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30123001131149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15061500565554 + 15061500565555.

It is an arithmetic number, because the mean of its divisors is an integer number (15061500565555).

Almost surely, 230123001131109 is an apocalyptic number.

It is an amenable number.

30123001131109 is a deficient number, since it is larger than the sum of its proper divisors (1).

30123001131109 is an equidigital number, since it uses as much as digits as its factorization.

30123001131109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 25.

The spelling of 30123001131109 in words is "thirty trillion, one hundred twenty-three billion, one million, one hundred thirty-one thousand, one hundred nine".