11220033 has 16 divisors (see below), whose sum is σ = 16701696. Its totient is φ = 6641040.

The previous prime is 11220029. The next prime is 11220037. The reversal of 11220033 is 33002211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11220029) and next prime (11220037).

It is not a de Polignac number, because 11220033 - 2² = 11220029 is a prime.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11220037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2535 + ... + 5372.

It is an arithmetic number, because the mean of its divisors is an integer number (1043856).

Almost surely, 2^11220033 is an apocalyptic number.

It is an amenable number.

11220033 is a deficient number, since it is larger than the sum of its proper divisors (5481663).

11220033 is a wasteful number, since it uses less digits than its factorization.

11220033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7964.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 11220033 is about 3349.6317708071. The cubic root of 11220033 is about 223.8711059587.

Adding to 11220033 its reverse (33002211), we get a palindrome (44222244).

The spelling of 11220033 in words is "eleven million, two hundred twenty thousand, thirty-three".