111101110221112 has 32 divisors (see below), whose sum is σ = 227558128740480. Its totient is φ = 50432536238560.

The previous prime is 111101110221103. The next prime is 111101110221119. The reversal of 111101110221112 is 211122011101111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101110221119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849539338 + ... + 849670105.

It is an arithmetic number, because the mean of its divisors is an integer number (7111191523140).

Almost surely, 2^{111101110221112} is an apocalyptic number.

It is an amenable number.

111101110221112 is an abundant number, since it is smaller than the sum of its proper divisors (116457018519368).

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

111101110221112 is a wasteful number, since it uses less digits than its factorization.

111101110221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699210203 (or 1699210199 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 111101110221112 its reverse (211122011101111), we get a palindrome (322223121322223).

The spelling of 111101110221112 in words is "one hundred eleven trillion, one hundred one billion, one hundred ten million, two hundred twenty-one thousand, one hundred twelve".