110020020001 has 4 divisors (see below), whose sum is σ = 110258675604. Its totient is φ = 109781364400.

The previous prime is 110020019917. The next prime is 110020020007. The reversal of 110020020001 is 100020020011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100020020011 = 43 ⋅2326046977.

It can be written as a sum of positive squares in 2 ways, for example, as 44649803025 + 65370216976 = 211305^2 + 255676^2 .

It is a cyclic number.

It is not a de Polignac number, because 110020020001 - 2⁹ = 110020019489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110020020007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119327110 + ... + 119328031.

It is an arithmetic number, because the mean of its divisors is an integer number (27564668901).

Almost surely, 2^110020020001 is an apocalyptic number.

It is an amenable number.

110020020001 is a deficient number, since it is larger than the sum of its proper divisors (238655603).

110020020001 is an equidigital number, since it uses as much as digits as its factorization.

110020020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238655602.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 110020020001 its reverse (100020020011), we get a palindrome (210040040012).

The spelling of 110020020001 in words is "one hundred ten billion, twenty million, twenty thousand, one".