11100310013 has 4 divisors (see below), whose sum is σ = 11954180028. Its totient is φ = 10246440000.

The previous prime is 11100310009. The next prime is 11100310031. The reversal of 11100310013 is 31001300111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31001300111 = 41 ⋅756129271.

It can be written as a sum of positive squares in 2 ways, for example, as 1645275844 + 9455034169 = 40562^2 + 97237^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100310013 - 2² = 11100310009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100309976 and 11100310003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100310033) 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, 426934988 + ... + 426935013.

It is an arithmetic number, because the mean of its divisors is an integer number (2988545007).

Almost surely, 2^11100310013 is an apocalyptic number.

11100310013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11100310013 is a deficient number, since it is larger than the sum of its proper divisors (853870015).

11100310013 is an equidigital number, since it uses as much as digits as its factorization.

11100310013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853870014.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11100310013 its reverse (31001300111), we get a palindrome (42101610124).

The spelling of 11100310013 in words is "eleven billion, one hundred million, three hundred ten thousand, thirteen".