11031032213 has 4 divisors (see below), whose sum is σ = 11134126080. Its totient is φ = 10927938348.

The previous prime is 11031032203. The next prime is 11031032237. The reversal of 11031032213 is 31223013011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11031032213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11031032191 and 11031032200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031032203) 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, 51546773 + ... + 51546986.

It is an arithmetic number, because the mean of its divisors is an integer number (2783531520).

Almost surely, 2^11031032213 is an apocalyptic number.

It is an amenable number.

11031032213 is a deficient number, since it is larger than the sum of its proper divisors (103093867).

11031032213 is a wasteful number, since it uses less digits than its factorization.

11031032213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103093866.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11031032213 its reverse (31223013011), we get a palindrome (42254045224).

The spelling of 11031032213 in words is "eleven billion, thirty-one million, thirty-two thousand, two hundred thirteen".