110020243121545 has 8 divisors (see below), whose sum is σ = 136283139866880. Its totient is φ = 85176962416560.

The previous prime is 110020243121543. The next prime is 110020243121561. The reversal of 110020243121545 is 545121342020011.

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

It is not a de Polignac number, because 110020243121545 - 2¹ = 110020243121543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (110020243121543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354904009915 + ... + 354904010224.

It is an arithmetic number, because the mean of its divisors is an integer number (17035392483360).

Almost surely, 2^{110020243121545} is an apocalyptic number.

It is an amenable number.

110020243121545 is a deficient number, since it is larger than the sum of its proper divisors (26262896745335).

110020243121545 is an equidigital number, since it uses as much as digits as its factorization.

110020243121545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709808020175.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 110020243121545 its reverse (545121342020011), we get a palindrome (655141585141556).

The spelling of 110020243121545 in words is "one hundred ten trillion, twenty billion, two hundred forty-three million, one hundred twenty-one thousand, five hundred forty-five".