111201121102111 has 8 divisors (see below), whose sum is σ = 112223092150400. Its totient is φ = 110179182368160.

The previous prime is 111201121102091. The next prime is 111201121102129.

111201121102111 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 111201121102111 - 2⁵ = 111201121102079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111201121105111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1137216 + ... + 14956453.

It is an arithmetic number, because the mean of its divisors is an integer number (14027886518800).

Almost surely, 2^{111201121102111} is an apocalyptic number.

111201121102111 is a deficient number, since it is larger than the sum of its proper divisors (1021971048289).

111201121102111 is a wasteful number, since it uses less digits than its factorization.

111201121102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16157169.

The product of its (nonzero) digits is 8, while the sum is 16.

The spelling of 111201121102111 in words is "one hundred eleven trillion, two hundred one billion, one hundred twenty-one million, one hundred two thousand, one hundred eleven".