111120010102 has 4 divisors (see below), whose sum is σ = 166680015156. Its totient is φ = 55560005050.

The previous prime is 111120010097. The next prime is 111120010121. The reversal of 111120010102 is 201010021111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27780002524 + ... + 27780002527.

It is an arithmetic number, because the mean of its divisors is an integer number (41670003789).

Almost surely, 2^111120010102 is an apocalyptic number.

111120010102 is a deficient number, since it is larger than the sum of its proper divisors (55560005054).

111120010102 is an equidigital number, since it uses as much as digits as its factorization.

111120010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55560005053.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111120010102 its reverse (201010021111), we get a palindrome (312130031213).

The spelling of 111120010102 in words is "one hundred eleven billion, one hundred twenty million, ten thousand, one hundred two".