2010722205609 has 24 divisors (see below), whose sum is σ = 3132580094280. Its totient is φ = 1235472567552.

The previous prime is 2010722205607. The next prime is 2010722205643. The reversal of 2010722205609 is 9065022270102.

It is a happy number.

2010722205609 is a `hidden beast` number, since 2 + 0 + 1 + 0 + 7 + 22 + 20 + 5 + 609 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 64688835600 + 1946033370009 = 254340^2 + 1395003^2 .

It is not a de Polignac number, because 2010722205609 - 2¹ = 2010722205607 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2010722205607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13082604 + ... + 13235405.

It is an arithmetic number, because the mean of its divisors is an integer number (130524170595).

Almost surely, 2^{2010722205609} is an apocalyptic number.

It is an amenable number.

2010722205609 is a deficient number, since it is larger than the sum of its proper divisors (1121857888671).

2010722205609 is a wasteful number, since it uses less digits than its factorization.

2010722205609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26318681 (or 26318678 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 2010722205609 in words is "two trillion, ten billion, seven hundred twenty-two million, two hundred five thousand, six hundred nine".