110222001121985 has 4 divisors (see below), whose sum is σ = 132266401346388. Its totient is φ = 88177600897584.

The previous prime is 110222001121979. The next prime is 110222001121997. The reversal of 110222001121985 is 589121100222011.

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 74168076943921 + 36053924178064 = 8612089^2 + 6004492^2 .

It is a cyclic number.

It is not a de Polignac number, because 110222001121985 - 2¹⁰ = 110222001120961 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11022200112194 + ... + 11022200112203.

It is an arithmetic number, because the mean of its divisors is an integer number (33066600336597).

Almost surely, 2^{110222001121985} is an apocalyptic number.

It is an amenable number.

110222001121985 is a deficient number, since it is larger than the sum of its proper divisors (22044400224403).

110222001121985 is an equidigital number, since it uses as much as digits as its factorization.

110222001121985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22044400224402.

The product of its (nonzero) digits is 5760, while the sum is 35.

Adding to 110222001121985 its reverse (589121100222011), we get a palindrome (699343101343996).

The spelling of 110222001121985 in words is "one hundred ten trillion, two hundred twenty-two billion, one million, one hundred twenty-one thousand, nine hundred eighty-five".