2211002166 has 32 divisors (see below), whose sum is σ = 4660817760. Its totient is φ = 698157824.

The previous prime is 2211002147. The next prime is 2211002197. The reversal of 2211002166 is 6612001122.

2211002166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110655 + ... + 129098.

It is an arithmetic number, because the mean of its divisors is an integer number (145650555).

Almost surely, 2^2211002166 is an apocalyptic number.

2211002166 is an abundant number, since it is smaller than the sum of its proper divisors (2449815594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211002166 is a wasteful number, since it uses less digits than its factorization.

2211002166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239840.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 2211002166 is about 47021.2948141584. The cubic root of 2211002166 is about 1302.7559219243.

Adding to 2211002166 its reverse (6612001122), we get a palindrome (8823003288).

The spelling of 2211002166 in words is "two billion, two hundred eleven million, two thousand, one hundred sixty-six".