2266205213121 has 64 divisors (see below), whose sum is σ = 3225329694720. Its totient is φ = 1412797800960.

The previous prime is 2266205213099. The next prime is 2266205213123. The reversal of 2266205213121 is 1213125026622.

It is a happy number.

It is not a de Polignac number, because 2266205213121 - 2⁵ = 2266205213089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2266205213123) 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 63 ways as a sum of consecutive naturals, for example, 711076290 + ... + 711079476.

It is an arithmetic number, because the mean of its divisors is an integer number (50395776480).

Almost surely, 2^{2266205213121} is an apocalyptic number.

It is an amenable number.

2266205213121 is a deficient number, since it is larger than the sum of its proper divisors (959124481599).

2266205213121 is a wasteful number, since it uses less digits than its factorization.

2266205213121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 2266205213121 in words is "two trillion, two hundred sixty-six billion, two hundred five million, two hundred thirteen thousand, one hundred twenty-one".