111021110101201 has 8 divisors (see below), whose sum is σ = 111028473999144. Its totient is φ = 111013746510720.

The previous prime is 111021110101183. The next prime is 111021110101219. The reversal of 111021110101201 is 102101011120111.

It is an interprime number because it is at equal distance from previous prime (111021110101183) and next prime (111021110101219).

It can be written as a sum of positive squares in 4 ways, for example, as 18367875922176 + 92653234179025 = 4285776^2 + 9625655^2 .

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 111021110101201 - 2⁵ = 111021110101169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111021110101271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455766411 + ... + 1455842671.

It is an arithmetic number, because the mean of its divisors is an integer number (13878559249893).

Almost surely, 2^{111021110101201} is an apocalyptic number.

It is an amenable number.

111021110101201 is a deficient number, since it is larger than the sum of its proper divisors (7363897943).

111021110101201 is an equidigital number, since it uses as much as digits as its factorization.

111021110101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153731.

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

Adding to 111021110101201 its reverse (102101011120111), we get a palindrome (213122121221312).

The spelling of 111021110101201 in words is "one hundred eleven trillion, twenty-one billion, one hundred ten million, one hundred one thousand, two hundred one".