1103013211 has 4 divisors (see below), whose sum is σ = 1103091624. Its totient is φ = 1102934800.

The previous prime is 1103013181. The next prime is 1103013217. The reversal of 1103013211 is 1123103011.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1103013211 - 2¹¹ = 1103011163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103013191 and 1103013200.

It is not an unprimeable number, because it can be changed into a prime (1103013217) 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, 11650 + ... + 48391.

It is an arithmetic number, because the mean of its divisors is an integer number (275772906).

Almost surely, 2^1103013211 is an apocalyptic number.

1103013211 is a deficient number, since it is larger than the sum of its proper divisors (78413).

1103013211 is an equidigital number, since it uses as much as digits as its factorization.

1103013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78412.

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

The square root of 1103013211 is about 33211.6427025223. The cubic root of 1103013211 is about 1033.2218251394.

Adding to 1103013211 its reverse (1123103011), we get a palindrome (2226116222).

The spelling of 1103013211 in words is "one billion, one hundred three million, thirteen thousand, two hundred eleven".