111002201111 has 16 divisors (see below), whose sum is σ = 117254995200. Its totient is φ = 104868973440.

The previous prime is 111002201077. The next prime is 111002201117. The reversal of 111002201111 is 111102200111.

It is a cyclic number.

It is not a de Polignac number, because 111002201111 - 2⁶ = 111002201047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111002201092 and 111002201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111002201117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12539615 + ... + 12548463.

It is an arithmetic number, because the mean of its divisors is an integer number (7328437200).

Almost surely, 2^111002201111 is an apocalyptic number.

111002201111 is a deficient number, since it is larger than the sum of its proper divisors (6252794089).

111002201111 is an equidigital number, since it uses as much as digits as its factorization.

111002201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15526.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111002201111 its reverse (111102200111), we get a palindrome (222104401222).

The spelling of 111002201111 in words is "one hundred eleven billion, two million, two hundred one thousand, one hundred eleven".