2040242202209 has 4 divisors (see below), whose sum is σ = 2041402091520. Its totient is φ = 2039082312900.

The previous prime is 2040242202161. The next prime is 2040242202293. The reversal of 2040242202209 is 9022022420402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040242202209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040242202709) 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, 579942017 + ... + 579945534.

It is an arithmetic number, because the mean of its divisors is an integer number (510350522880).

Almost surely, 2^{2040242202209} is an apocalyptic number.

It is an amenable number.

2040242202209 is a deficient number, since it is larger than the sum of its proper divisors (1159889311).

2040242202209 is a wasteful number, since it uses less digits than its factorization.

2040242202209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159889310.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 2040242202209 in words is "two trillion, forty billion, two hundred forty-two million, two hundred two thousand, two hundred nine".