111011121211102 has 64 divisors (see below), whose sum is σ = 205445601446400. Its totient is φ = 43921668510720.

The previous prime is 111011121211093. The next prime is 111011121211129. The reversal of 111011121211102 is 201112121110111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3443398 + ... + 15293110.

It is an arithmetic number, because the mean of its divisors is an integer number (3210087522600).

Almost surely, 2^{111011121211102} is an apocalyptic number.

111011121211102 is a deficient number, since it is larger than the sum of its proper divisors (94434480235298).

111011121211102 is a wasteful number, since it uses less digits than its factorization.

111011121211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11850641.

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

Adding to 111011121211102 its reverse (201112121110111), we get a palindrome (312123242321213).

The spelling of 111011121211102 in words is "one hundred eleven trillion, eleven billion, one hundred twenty-one million, two hundred eleven thousand, one hundred two".