111101002111 has 8 divisors (see below), whose sum is σ = 121259867904. Its totient is φ = 100951932120.

The previous prime is 111101002093. The next prime is 111101002183. The reversal of 111101002111 is 111200101111.

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 111101002111 - 2¹³ = 111100993919 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 (111101002511) 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, 2425221 + ... + 2470606.

It is an arithmetic number, because the mean of its divisors is an integer number (15157483488).

Almost surely, 2^111101002111 is an apocalyptic number.

111101002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111101002111 is a deficient number, since it is larger than the sum of its proper divisors (10158865793).

111101002111 is a wasteful number, since it uses less digits than its factorization.

111101002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4897901.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111101002111 its reverse (111200101111), we get a palindrome (222301103222).

The spelling of 111101002111 in words is "one hundred eleven billion, one hundred one million, two thousand, one hundred eleven".