111101122202101 has 4 divisors (see below), whose sum is σ = 111102657265600. Its totient is φ = 111099587138604.

The previous prime is 111101122202051. The next prime is 111101122202143. The reversal of 111101122202101 is 101202221101111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111101122202101 - 2¹⁵ = 111101122169333 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 (111101122202171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 767423181 + ... + 767567938.

It is an arithmetic number, because the mean of its divisors is an integer number (27775664316400).

Almost surely, 2^{111101122202101} is an apocalyptic number.

It is an amenable number.

111101122202101 is a deficient number, since it is larger than the sum of its proper divisors (1535063499).

111101122202101 is an equidigital number, since it uses as much as digits as its factorization.

111101122202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535063498.

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

Adding to 111101122202101 its reverse (101202221101111), we get a palindrome (212303343303212).

The spelling of 111101122202101 in words is "one hundred eleven trillion, one hundred one billion, one hundred twenty-two million, two hundred two thousand, one hundred one".