111012110102 has 16 divisors (see below), whose sum is σ = 168013606752. Its totient is φ = 55007702400.

The previous prime is 111012110093. The next prime is 111012110117. The reversal of 111012110102 is 201011210111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1995488 + ... + 2050364.

It is an arithmetic number, because the mean of its divisors is an integer number (10500850422).

Almost surely, 2^111012110102 is an apocalyptic number.

111012110102 is a deficient number, since it is larger than the sum of its proper divisors (57001496650).

111012110102 is a wasteful number, since it uses less digits than its factorization.

111012110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63943.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111012110102 its reverse (201011210111), we get a palindrome (312023320213).

The spelling of 111012110102 in words is "one hundred eleven billion, twelve million, one hundred ten thousand, one hundred two".