2011002650 has 12 divisors (see below), whose sum is σ = 3740465022. Its totient is φ = 804401040.

The previous prime is 2011002649. The next prime is 2011002667. The reversal of 2011002650 is 562001102.

It can be written as a sum of positive squares in 3 ways, for example, as 1287876769 + 723125881 = 35887^2 + 26891^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20109977 + ... + 20110076.

Almost surely, 2^2011002650 is an apocalyptic number.

2011002650 is a deficient number, since it is larger than the sum of its proper divisors (1729462372).

2011002650 is a wasteful number, since it uses less digits than its factorization.

2011002650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40220065 (or 40220060 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2011002650 is about 44844.2041963061. The cubic root of 2011002650 is about 1262.2272377444.

Adding to 2011002650 its reverse (562001102), we get a palindrome (2573003752).

The spelling of 2011002650 in words is "two billion, eleven million, two thousand, six hundred fifty".