111000021201222 has 32 divisors (see below), whose sum is σ = 237913088931072. Its totient is φ = 34434789184224.

The previous prime is 111000021201197. The next prime is 111000021201253. The reversal of 111000021201222 is 222102120000111.

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, 10869562188 + ... + 10869572399.

It is an arithmetic number, because the mean of its divisors is an integer number (7434784029096).

Almost surely, 2^{111000021201222} is an apocalyptic number.

111000021201222 is an abundant number, since it is smaller than the sum of its proper divisors (126913067729850).

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

111000021201222 is a wasteful number, since it uses less digits than its factorization.

111000021201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21739134652.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111000021201222 its reverse (222102120000111), we get a palindrome (333102141201333).

The spelling of 111000021201222 in words is "one hundred eleven trillion, twenty-one million, two hundred one thousand, two hundred twenty-two".