110020145 has 8 divisors (see below), whose sum is σ = 132227880. Its totient is φ = 87880320.

The previous prime is 110020123. The next prime is 110020151. The reversal of 110020145 is 541020011.

110020145 = T₂₁₄ + T₂₁₅ + ... + T₈₇₄.

It can be written as a sum of positive squares in 4 ways, for example, as 3352561 + 106667584 = 1831^2 + 10328^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 110020145 - 2⁶ = 110020081 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13340 + ... + 19949.

It is an arithmetic number, because the mean of its divisors is an integer number (16528485).

Almost surely, 2^110020145 is an apocalyptic number.

It is an amenable number.

110020145 is a deficient number, since it is larger than the sum of its proper divisors (22207735).

110020145 is an equidigital number, since it uses as much as digits as its factorization.

110020145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33955.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 110020145 is about 10489.0488129287. The cubic root of 110020145 is about 479.1712333612.

Adding to 110020145 its reverse (541020011), we get a palindrome (651040156).

The spelling of 110020145 in words is "one hundred ten million, twenty thousand, one hundred forty-five".