2201251112 has 8 divisors (see below), whose sum is σ = 4127345850. Its totient is φ = 1100625552.

The previous prime is 2201251109. The next prime is 2201251139. The reversal of 2201251112 is 2111521022.

It can be written as a sum of positive squares in only one way, i.e., 2180329636 + 20921476 = 46694^2 + 4574^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 137578187 + ... + 137578202.

Almost surely, 2^2201251112 is an apocalyptic number.

It is an amenable number.

2201251112 is a deficient number, since it is larger than the sum of its proper divisors (1926094738).

2201251112 is a wasteful number, since it uses less digits than its factorization.

2201251112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275156395 (or 275156391 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 2201251112 is about 46917.4926013742. The cubic root of 2201251112 is about 1300.8379433984.

Adding to 2201251112 its reverse (2111521022), we get a palindrome (4312772134).

The spelling of 2201251112 in words is "two billion, two hundred one million, two hundred fifty-one thousand, one hundred twelve".