2221001092 has 12 divisors (see below), whose sum is σ = 3895608640. Its totient is φ = 1107970056.

The previous prime is 2221001071. The next prime is 2221001099. The reversal of 2221001092 is 2901001222.

It is not an unprimeable number, because it can be changed into a prime (2221001099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 630648 + ... + 634159.

Almost surely, 2^2221001092 is an apocalyptic number.

It is an amenable number.

2221001092 is a deficient number, since it is larger than the sum of its proper divisors (1674607548).

2221001092 is a wasteful number, since it uses less digits than its factorization.

2221001092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265250 (or 1265248 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 2221001092 is about 47127.4982573868. The cubic root of 2221001092 is about 1304.7168084339.

The spelling of 2221001092 in words is "two billion, two hundred twenty-one million, one thousand, ninety-two".