111101002120111 has 8 divisors (see below), whose sum is σ = 112174645835648. Its totient is φ = 110031804135000.

The previous prime is 111101002120091. The next prime is 111101002120193. The reversal of 111101002120111 is 111021200101111.

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 111101002120111 - 2²⁵ = 111100968565679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111101002120091 and 111101002120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101002120211) 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, 1111382385 + ... + 1111482346.

It is an arithmetic number, because the mean of its divisors is an integer number (14021830729456).

Almost surely, 2^{111101002120111} is an apocalyptic number.

111101002120111 is a deficient number, since it is larger than the sum of its proper divisors (1073643715537).

111101002120111 is a wasteful number, since it uses less digits than its factorization.

111101002120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222865213.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111101002120111 its reverse (111021200101111), we get a palindrome (222122202221222).

The spelling of 111101002120111 in words is "one hundred eleven trillion, one hundred one billion, two million, one hundred twenty thousand, one hundred eleven".