2201121076 has 24 divisors (see below), whose sum is σ = 4802446656. Its totient is φ = 857579520.

The previous prime is 2201121071. The next prime is 2201121077. The reversal of 2201121076 is 6701211022.

It is a happy number.

It is a super-2 number, since 2×2201121076² = 9689867982422795552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201121071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3572941 + ... + 3573556.

It is an arithmetic number, because the mean of its divisors is an integer number (200101944).

Almost surely, 2^2201121076 is an apocalyptic number.

It is an amenable number.

2201121076 is an abundant number, since it is smaller than the sum of its proper divisors (2601325580).

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

2201121076 is a wasteful number, since it uses less digits than its factorization.

2201121076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7146519 (or 7146517 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 2201121076 is about 46916.1067864758. The cubic root of 2201121076 is about 1300.8123278000.

Adding to 2201121076 its reverse (6701211022), we get a palindrome (8902332098).

The spelling of 2201121076 in words is "two billion, two hundred one million, one hundred twenty-one thousand, seventy-six".