2221702217222 has 8 divisors (see below), whose sum is σ = 3332559859272. Its totient is φ = 1110848930800.

The previous prime is 2221702217183. The next prime is 2221702217243. The reversal of 2221702217222 is 2227122071222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 949322 + ... + 2311842.

It is an arithmetic number, because the mean of its divisors is an integer number (416569982409).

Almost surely, 2^{2221702217222} is an apocalyptic number.

2221702217222 is a deficient number, since it is larger than the sum of its proper divisors (1110857642050).

2221702217222 is a wasteful number, since it uses less digits than its factorization.

2221702217222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177814.

The product of its (nonzero) digits is 12544, while the sum is 32.

Adding to 2221702217222 its reverse (2227122071222), we get a palindrome (4448824288444).

The spelling of 2221702217222 in words is "two trillion, two hundred twenty-one billion, seven hundred two million, two hundred seventeen thousand, two hundred twenty-two".