2122898806 has 16 divisors (see below), whose sum is σ = 3640759200. Its totient is φ = 909437760.

The previous prime is 2122898761. The next prime is 2122898809. The reversal of 2122898806 is 6088982212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122898809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5220 + ... + 65368.

It is an arithmetic number, because the mean of its divisors is an integer number (227547450).

Almost surely, 2^2122898806 is an apocalyptic number.

2122898806 is a deficient number, since it is larger than the sum of its proper divisors (1517860394).

2122898806 is a wasteful number, since it uses less digits than its factorization.

2122898806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62679.

The product of its (nonzero) digits is 221184, while the sum is 46.

The square root of 2122898806 is about 46074.9260010258. The cubic root of 2122898806 is about 1285.2169095899.

The spelling of 2122898806 in words is "two billion, one hundred twenty-two million, eight hundred ninety-eight thousand, eight hundred six".