111220122002012 has 12 divisors (see below), whose sum is σ = 194635299339096. Its totient is φ = 55610036476560.

The previous prime is 111220122001993. The next prime is 111220122002029. The reversal of 111220122002012 is 210200221022111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7382087 + ... + 16641377.

It is an arithmetic number, because the mean of its divisors is an integer number (16219608278258).

Almost surely, 2^{111220122002012} is an apocalyptic number.

It is an amenable number.

111220122002012 is a deficient number, since it is larger than the sum of its proper divisors (83415177337084).

111220122002012 is a wasteful number, since it uses less digits than its factorization.

111220122002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12262228 (or 12262226 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111220122002012 its reverse (210200221022111), we get a palindrome (321420343024123).

The spelling of 111220122002012 in words is "one hundred eleven trillion, two hundred twenty billion, one hundred twenty-two million, two thousand, twelve".