111223320123222 has 32 divisors (see below), whose sum is σ = 253843012898400. Its totient is φ = 36072428147424.

The previous prime is 111223320123217. The next prime is 111223320123233. The reversal of 111223320123222 is 222321023322111.

111223320123222 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 2 + 3 + 320 + 12 + 322 + 2 = 666.

It is a super-2 number, since 2×111223320123222² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 in 15 ways as a sum of consecutive naturals, for example, 27833661697 + ... + 27833665692.

It is an arithmetic number, because the mean of its divisors is an integer number (7932594153075).

Almost surely, 2^{111223320123222} is an apocalyptic number.

111223320123222 is an abundant number, since it is smaller than the sum of its proper divisors (142619692775178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111223320123222 is a wasteful number, since it uses less digits than its factorization.

111223320123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55667327437 (or 55667327431 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 111223320123222 its reverse (222321023322111), we get a palindrome (333544343445333).

The spelling of 111223320123222 in words is "one hundred eleven trillion, two hundred twenty-three billion, three hundred twenty million, one hundred twenty-three thousand, two hundred twenty-two".