111102112022101 has 4 divisors (see below), whose sum is σ = 111111978129804. Its totient is φ = 111092245914400.

The previous prime is 111102112022087. The next prime is 111102112022119. The reversal of 111102112022101 is 101220211201111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93319444719601 + 17782667302500 = 9660199^2 + 4216950^2 .

It is a cyclic number.

It is not a de Polignac number, because 111102112022101 - 2¹⁹ = 111102111497813 is a prime.

It is a super-2 number, since 2×111102112022101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111102112022201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4933036960 + ... + 4933059481.

It is an arithmetic number, because the mean of its divisors is an integer number (27777994532451).

Almost surely, 2^{111102112022101} is an apocalyptic number.

It is an amenable number.

111102112022101 is a deficient number, since it is larger than the sum of its proper divisors (9866107703).

111102112022101 is an equidigital number, since it uses as much as digits as its factorization.

111102112022101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9866107702.

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

Adding to 111102112022101 its reverse (101220211201111), we get a palindrome (212322323223212).

The spelling of 111102112022101 in words is "one hundred eleven trillion, one hundred two billion, one hundred twelve million, twenty-two thousand, one hundred one".