111121220110102 has 8 divisors (see below), whose sum is σ = 170747240657112. Its totient is φ = 54205473224400.

The previous prime is 111121220110099. The next prime is 111121220110171. The reversal of 111121220110102 is 201011022121111.

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, 677568415224 + ... + 677568415387.

It is an arithmetic number, because the mean of its divisors is an integer number (21343405082139).

Almost surely, 2^{111121220110102} is an apocalyptic number.

111121220110102 is a deficient number, since it is larger than the sum of its proper divisors (59626020547010).

111121220110102 is a wasteful number, since it uses less digits than its factorization.

111121220110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355136830654.

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

Adding to 111121220110102 its reverse (201011022121111), we get a palindrome (312132242231213).

The spelling of 111121220110102 in words is "one hundred eleven trillion, one hundred twenty-one billion, two hundred twenty million, one hundred ten thousand, one hundred two".