221102011111022 has 8 divisors (see below), whose sum is σ = 331778310598416. Its totient is φ = 110509240911552.

The previous prime is 221102011110989. The next prime is 221102011111027. The reversal of 221102011111022 is 220111110201122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221102011111027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20882315363 + ... + 20882325950.

It is an arithmetic number, because the mean of its divisors is an integer number (41472288824802).

Almost surely, 2^{221102011111022} is an apocalyptic number.

221102011111022 is a deficient number, since it is larger than the sum of its proper divisors (110676299487394).

221102011111022 is a wasteful number, since it uses less digits than its factorization.

221102011111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41764643962.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 221102011111022 its reverse (220111110201122), we get a palindrome (441213121312144).

The spelling of 221102011111022 in words is "two hundred twenty-one trillion, one hundred two billion, eleven million, one hundred eleven thousand, twenty-two".