11035520231 has 4 divisors (see below), whose sum is σ = 11035888200. Its totient is φ = 11035152264.

The previous prime is 11035520143. The next prime is 11035520299. The reversal of 11035520231 is 13202553011.

It is a happy number.

11035520231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13202553011 = 827 ⋅15964393.

It is a cyclic number.

It is not a de Polignac number, because 11035520231 - 2²² = 11031325927 is a prime.

It is a super-2 number, since 2×11035520231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11035520197 and 11035520206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11035520831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134576 + ... + 200453.

It is an arithmetic number, because the mean of its divisors is an integer number (2758972050).

Almost surely, 2^11035520231 is an apocalyptic number.

11035520231 is a deficient number, since it is larger than the sum of its proper divisors (367969).

11035520231 is an equidigital number, since it uses as much as digits as its factorization.

11035520231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367968.

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 11035520231 in words is "eleven billion, thirty-five million, five hundred twenty thousand, two hundred thirty-one".