2211630365165 has 32 divisors (see below), whose sum is σ = 2872592290176. Its totient is φ = 1624943773440.

The previous prime is 2211630365123. The next prime is 2211630365183. The reversal of 2211630365165 is 5615630361122.

It is not a de Polignac number, because 2211630365165 - 2²⁴ = 2211613587949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12352574 + ... + 12530336.

It is an arithmetic number, because the mean of its divisors is an integer number (89768509068).

Almost surely, 2^{2211630365165} is an apocalyptic number.

It is an amenable number.

2211630365165 is a deficient number, since it is larger than the sum of its proper divisors (660961925011).

2211630365165 is a wasteful number, since it uses less digits than its factorization.

2211630365165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178749.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 2211630365165 in words is "two trillion, two hundred eleven billion, six hundred thirty million, three hundred sixty-five thousand, one hundred sixty-five".