2221221244334 has 16 divisors (see below), whose sum is σ = 3351248757072. Its totient is φ = 1104138930048.

The previous prime is 2221221244313. The next prime is 2221221244343. The reversal of 2221221244334 is 4334421221222.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221221244334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7815977 + ... + 8095179.

It is an arithmetic number, because the mean of its divisors is an integer number (209453047317).

Almost surely, 2^{2221221244334} is an apocalyptic number.

2221221244334 is a deficient number, since it is larger than the sum of its proper divisors (1130027512738).

2221221244334 is a wasteful number, since it uses less digits than its factorization.

2221221244334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302371.

The product of its digits is 36864, while the sum is 32.

Adding to 2221221244334 its reverse (4334421221222), we get a palindrome (6555642465556).

The spelling of 2221221244334 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-one million, two hundred forty-four thousand, three hundred thirty-four".