110202102013 has 4 divisors (see below), whose sum is σ = 116684578620. Its totient is φ = 103719625408.

The previous prime is 110202102011. The next prime is 110202102029. The reversal of 110202102013 is 310201202011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 310201202011 = 179 ⋅1732967609.

It can be written as a sum of positive squares in 2 ways, for example, as 59174454564 + 51027647449 = 243258^2 + 225893^2 .

It is a cyclic number.

It is not a de Polignac number, because 110202102013 - 2¹ = 110202102011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110202101984 and 110202102002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110202102011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3241238278 + ... + 3241238311.

It is an arithmetic number, because the mean of its divisors is an integer number (29171144655).

Almost surely, 2^110202102013 is an apocalyptic number.

It is an amenable number.

110202102013 is a deficient number, since it is larger than the sum of its proper divisors (6482476607).

110202102013 is an equidigital number, since it uses as much as digits as its factorization.

110202102013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6482476606.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 110202102013 its reverse (310201202011), we get a palindrome (420403304024).

The spelling of 110202102013 in words is "one hundred ten billion, two hundred two million, one hundred two thousand, thirteen".