2271090660105 has 16 divisors (see below), whose sum is σ = 3639634447104. Its totient is φ = 1209285221760.

The previous prime is 2271090660103. The next prime is 2271090660127. The reversal of 2271090660105 is 5010660901722.

It is not a de Polignac number, because 2271090660105 - 2¹ = 2271090660103 is a prime.

It is a super-2 number, since 2×2271090660105² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2271090660103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122686081 + ... + 122704590.

It is an arithmetic number, because the mean of its divisors is an integer number (227477152944).

Almost surely, 2^{2271090660105} is an apocalyptic number.

It is an amenable number.

2271090660105 is a deficient number, since it is larger than the sum of its proper divisors (1368543786999).

2271090660105 is a wasteful number, since it uses less digits than its factorization.

2271090660105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245391296.

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 2271090660105 in words is "two trillion, two hundred seventy-one billion, ninety million, six hundred sixty thousand, one hundred five".