11100213013 has 4 divisors (see below), whose sum is σ = 11164376268. Its totient is φ = 11036049760.

The previous prime is 11100212983. The next prime is 11100213067. The reversal of 11100213013 is 31031200111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8304130129 + 2796082884 = 91127^2 + 52878^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100213013 - 2¹³ = 11100204821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100212984 and 11100213002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100213073) 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, 32081368 + ... + 32081713.

It is an arithmetic number, because the mean of its divisors is an integer number (2791094067).

Almost surely, 2^11100213013 is an apocalyptic number.

It is an amenable number.

11100213013 is a deficient number, since it is larger than the sum of its proper divisors (64163255).

11100213013 is an equidigital number, since it uses as much as digits as its factorization.

11100213013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64163254.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11100213013 its reverse (31031200111), we get a palindrome (42131413124).

The spelling of 11100213013 in words is "eleven billion, one hundred million, two hundred thirteen thousand, thirteen".