2201429790209 has 4 divisors (see below), whose sum is σ = 2370770543316. Its totient is φ = 2032089037104.

The previous prime is 2201429790191. The next prime is 2201429790227. The reversal of 2201429790209 is 9020979241022.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2201429790191) and next prime (2201429790227).

It can be written as a sum of positive squares in 2 ways, for example, as 1502333135809 + 699096654400 = 1225697^2 + 836120^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201429790209 - 2¹⁶ = 2201429724673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201429790239) 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, 84670376534 + ... + 84670376559.

It is an arithmetic number, because the mean of its divisors is an integer number (592692635829).

Almost surely, 2^{2201429790209} is an apocalyptic number.

It is an amenable number.

2201429790209 is a deficient number, since it is larger than the sum of its proper divisors (169340753107).

2201429790209 is a wasteful number, since it uses less digits than its factorization.

2201429790209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169340753106.

The product of its (nonzero) digits is 326592, while the sum is 47.

The spelling of 2201429790209 in words is "two trillion, two hundred one billion, four hundred twenty-nine million, seven hundred ninety thousand, two hundred nine".