221313331133222 has 4 divisors (see below), whose sum is σ = 331969996699836. Its totient is φ = 110656665566610.

The previous prime is 221313331133201. The next prime is 221313331133357. The reversal of 221313331133222 is 222331133313122.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55328332783304 + ... + 55328332783307.

It is an arithmetic number, because the mean of its divisors is an integer number (82992499174959).

Almost surely, 2^{221313331133222} is an apocalyptic number.

221313331133222 is a deficient number, since it is larger than the sum of its proper divisors (110656665566614).

221313331133222 is a wasteful number, since it uses less digits than its factorization.

221313331133222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110656665566613.

The product of its digits is 23328, while the sum is 32.

Adding to 221313331133222 its reverse (222331133313122), we get a palindrome (443644464446344).

The spelling of 221313331133222 in words is "two hundred twenty-one trillion, three hundred thirteen billion, three hundred thirty-one million, one hundred thirty-three thousand, two hundred twenty-two".