111145102 has 8 divisors (see below), whose sum is σ = 167452776. Its totient is φ = 55327512.

The previous prime is 111145087. The next prime is 111145109. The reversal of 111145102 is 201541111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111145109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121953 + ... + 122860.

It is an arithmetic number, because the mean of its divisors is an integer number (20931597).

Almost surely, 2^111145102 is an apocalyptic number.

111145102 is a deficient number, since it is larger than the sum of its proper divisors (56307674).

111145102 is a wasteful number, since it uses less digits than its factorization.

111145102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245042.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 111145102 is about 10542.5377400320. The cubic root of 111145102 is about 480.7988751158.

Adding to 111145102 its reverse (201541111), we get a palindrome (312686213).

The spelling of 111145102 in words is "one hundred eleven million, one hundred forty-five thousand, one hundred two".