2123331302209 has 32 divisors (see below), whose sum is σ = 2346240556800. Its totient is φ = 1909609067520.

The previous prime is 2123331302177. The next prime is 2123331302249. The reversal of 2123331302209 is 9022031333212.

It is a cyclic number.

It is not a de Polignac number, because 2123331302209 - 2⁵ = 2123331302177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123331302249) 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 31 ways as a sum of consecutive naturals, for example, 171105997 + ... + 171118405.

It is an arithmetic number, because the mean of its divisors is an integer number (73320017400).

Almost surely, 2^{2123331302209} is an apocalyptic number.

It is an amenable number.

2123331302209 is a deficient number, since it is larger than the sum of its proper divisors (222909254591).

2123331302209 is a wasteful number, since it uses less digits than its factorization.

2123331302209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14665.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 2123331302209 in words is "two trillion, one hundred twenty-three billion, three hundred thirty-one million, three hundred two thousand, two hundred nine".