2201122036 has 12 divisors (see below), whose sum is σ = 3861669028. Its totient is φ = 1097788032.

The previous prime is 2201121973. The next prime is 2201122037. The reversal of 2201122036 is 6302211022.

It can be written as a sum of positive squares in 2 ways, for example, as 1372257936 + 828864100 = 37044^2 + 28790^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201122037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 691461 + ... + 694636.

Almost surely, 2^2201122036 is an apocalyptic number.

It is an amenable number.

2201122036 is a deficient number, since it is larger than the sum of its proper divisors (1660546992).

2201122036 is a wasteful number, since it uses less digits than its factorization.

2201122036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386498 (or 1386496 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2201122036 is about 46916.1170175026. The cubic root of 2201122036 is about 1300.8125169126.

Adding to 2201122036 its reverse (6302211022), we get a palindrome (8503333058).

The spelling of 2201122036 in words is "two billion, two hundred one million, one hundred twenty-two thousand, thirty-six".