2104440411109 has 2 divisors, whose sum is σ = 2104440411110. Its totient is φ = 2104440411108.

The previous prime is 2104440411091. The next prime is 2104440411119. The reversal of 2104440411109 is 9011140444012.

Together with previous prime (2104440411091) 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., 1163777076225 + 940663334884 = 1078785^2 + 969878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104440411109 - 2³¹ = 2102292927461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2104440411119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052220205554 + 1052220205555.

It is an arithmetic number, because the mean of its divisors is an integer number (1052220205555).

Almost surely, 2^{2104440411109} is an apocalyptic number.

It is an amenable number.

2104440411109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104440411109 is an equidigital number, since it uses as much as digits as its factorization.

2104440411109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 2104440411109 in words is "two trillion, one hundred four billion, four hundred forty million, four hundred eleven thousand, one hundred nine".