1100220233 has 4 divisors (see below), whose sum is σ = 1257394560. Its totient is φ = 943045908.

The previous prime is 1100220223. The next prime is 1100220301. The reversal of 1100220233 is 3320220011.

It is a happy number.

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 not a de Polignac number, because 1100220233 - 2¹² = 1100216137 is a prime.

It is a super-2 number, since 2×1100220233² = 2420969122205148578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100220223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78587153 + ... + 78587166.

It is an arithmetic number, because the mean of its divisors is an integer number (314348640).

Almost surely, 2^1100220233 is an apocalyptic number.

It is an amenable number.

1100220233 is a deficient number, since it is larger than the sum of its proper divisors (157174327).

1100220233 is an equidigital number, since it uses as much as digits as its factorization.

1100220233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157174326.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1100220233 is about 33169.5678747855. The cubic root of 1100220233 is about 1032.3490024188.

Adding to 1100220233 its reverse (3320220011), we get a palindrome (4420440244).

The spelling of 1100220233 in words is "one billion, one hundred million, two hundred twenty thousand, two hundred thirty-three".