2012302110209 has 4 divisors (see below), whose sum is σ = 2012322224304. Its totient is φ = 2012281996116.

The previous prime is 2012302110157. The next prime is 2012302110211. The reversal of 2012302110209 is 9020112032102.

It is a happy number.

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-2012302110209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2012302110509) 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, 9906227 + ... + 10107320.

It is an arithmetic number, because the mean of its divisors is an integer number (503080556076).

Almost surely, 2^{2012302110209} is an apocalyptic number.

It is an amenable number.

2012302110209 is a deficient number, since it is larger than the sum of its proper divisors (20114095).

2012302110209 is a wasteful number, since it uses less digits than its factorization.

2012302110209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20114094.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 2012302110209 in words is "two trillion, twelve billion, three hundred two million, one hundred ten thousand, two hundred nine".