1103232213 has 6 divisors (see below), whose sum is σ = 1593557654. Its totient is φ = 735488136.

The previous prime is 1103232203. The next prime is 1103232241. The reversal of 1103232213 is 3122323011.

It can be written as a sum of positive squares in only one way, i.e., 1066544964 + 36687249 = 32658^2 + 6057^2 .

It is not a de Polignac number, because 1103232213 - 2⁸ = 1103231957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103232203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61290670 + ... + 61290687.

Almost surely, 2^1103232213 is an apocalyptic number.

It is an amenable number.

1103232213 is a deficient number, since it is larger than the sum of its proper divisors (490325441).

1103232213 is a wasteful number, since it uses less digits than its factorization.

1103232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122581363 (or 122581360 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1103232213 is about 33214.9396055450. The cubic root of 1103232213 is about 1033.2902022811.

Adding to 1103232213 its reverse (3122323011), we get a palindrome (4225555224).

It can be divided in two parts, 110 and 3232213, that added together give a palindrome (3232323).

The spelling of 1103232213 in words is "one billion, one hundred three million, two hundred thirty-two thousand, two hundred thirteen".