2211145434318 has 32 divisors (see below), whose sum is σ = 4549683932064. Its totient is φ = 715885350912.

The previous prime is 2211145434301. The next prime is 2211145434359. The reversal of 2211145434318 is 8134345411122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8502855 + ... + 8759042.

It is an arithmetic number, because the mean of its divisors is an integer number (142177622877).

Almost surely, 2^{2211145434318} is an apocalyptic number.

2211145434318 is an abundant number, since it is smaller than the sum of its proper divisors (2338538497746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211145434318 is a wasteful number, since it uses less digits than its factorization.

2211145434318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17262516.

The product of its digits is 92160, while the sum is 39.

The spelling of 2211145434318 in words is "two trillion, two hundred eleven billion, one hundred forty-five million, four hundred thirty-four thousand, three hundred eighteen".