111010202102 has 8 divisors (see below), whose sum is σ = 167730743736. Its totient is φ = 55099954192.

The previous prime is 111010202099. The next prime is 111010202257. The reversal of 111010202102 is 201202010111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202573088 + ... + 202573635.

It is an arithmetic number, because the mean of its divisors is an integer number (20966342967).

Almost surely, 2^111010202102 is an apocalyptic number.

111010202102 is a deficient number, since it is larger than the sum of its proper divisors (56720541634).

111010202102 is a wasteful number, since it uses less digits than its factorization.

111010202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405146862.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111010202102 its reverse (201202010111), we get a palindrome (312212212213).

The spelling of 111010202102 in words is "one hundred eleven billion, ten million, two hundred two thousand, one hundred two".