111222011102 has 32 divisors (see below), whose sum is σ = 178363620000. Its totient is φ = 51864316416.

The previous prime is 111222011093. The next prime is 111222011123. The reversal of 111222011102 is 201110222111.

It is a super-2 number, since 2×111222011102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 702674 + ... + 846282.

It is an arithmetic number, because the mean of its divisors is an integer number (5573863125).

Almost surely, 2^111222011102 is an apocalyptic number.

111222011102 is a deficient number, since it is larger than the sum of its proper divisors (67141608898).

111222011102 is a wasteful number, since it uses less digits than its factorization.

111222011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143948.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111222011102 its reverse (201110222111), we get a palindrome (312332233213).

The spelling of 111222011102 in words is "one hundred eleven billion, two hundred twenty-two million, eleven thousand, one hundred two".