2144222722718 has 16 divisors (see below), whose sum is σ = 3249593030880. Its totient is φ = 1061025732096.

The previous prime is 2144222722717. The next prime is 2144222722721. The reversal of 2144222722718 is 8172272224412.

It is a super-2 number, since 2×2144222722718² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144222722717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6829103 + ... + 7136181.

It is an arithmetic number, because the mean of its divisors is an integer number (203099564430).

Almost surely, 2^{2144222722718} is an apocalyptic number.

2144222722718 is a deficient number, since it is larger than the sum of its proper divisors (1105370308162).

2144222722718 is a wasteful number, since it uses less digits than its factorization.

2144222722718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343171.

The product of its digits is 401408, while the sum is 44.

The spelling of 2144222722718 in words is "two trillion, one hundred forty-four billion, two hundred twenty-two million, seven hundred twenty-two thousand, seven hundred eighteen".