111201011021222 has 8 divisors (see below), whose sum is σ = 166954967792256. Its totient is φ = 55549355090472.

The previous prime is 111201011021203. The next prime is 111201011021239. The reversal of 111201011021222 is 222120110102111.

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

It is a super-2 number, since 2×111201011021222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111201011021222.

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, 25575207353 + ... + 25575211700.

It is an arithmetic number, because the mean of its divisors is an integer number (20869370974032).

Almost surely, 2^{111201011021222} is an apocalyptic number.

111201011021222 is a deficient number, since it is larger than the sum of its proper divisors (55753956771034).

111201011021222 is a wasteful number, since it uses less digits than its factorization.

111201011021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51150420142.

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

Adding to 111201011021222 its reverse (222120110102111), we get a palindrome (333321121123333).

The spelling of 111201011021222 in words is "one hundred eleven trillion, two hundred one billion, eleven million, twenty-one thousand, two hundred twenty-two".