2104440411091 has 2 divisors, whose sum is σ = 2104440411092. Its totient is φ = 2104440411090.

The previous prime is 2104440411061. The next prime is 2104440411109. The reversal of 2104440411091 is 1901140444012.

Together with next prime (2104440411109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2104440411091 - 2¹⁵ = 2104440378323 is a prime.

It is not a weakly prime, because it can be changed into another prime (2104440411061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052220205545 + 1052220205546.

It is an arithmetic number, because the mean of its divisors is an integer number (1052220205546).

Almost surely, 2^{2104440411091} is an apocalyptic number.

2104440411091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2104440411091 is an equidigital number, since it uses as much as digits as its factorization.

2104440411091 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 2104440411091 in words is "two trillion, one hundred four billion, four hundred forty million, four hundred eleven thousand, ninety-one".