11002220003 has 4 divisors (see below), whose sum is σ = 11002525968. Its totient is φ = 11001914040.

The previous prime is 11002219997. The next prime is 11002220023. The reversal of 11002220003 is 30002220011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30002220011 = 18701 ⋅1604311.

It is a cyclic number.

It is not a de Polignac number, because 11002220003 - 2⁶ = 11002219939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11002220023) 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, 90551 + ... + 173792.

It is an arithmetic number, because the mean of its divisors is an integer number (2750631492).

Almost surely, 2^11002220003 is an apocalyptic number.

11002220003 is a deficient number, since it is larger than the sum of its proper divisors (305965).

11002220003 is an equidigital number, since it uses as much as digits as its factorization.

11002220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305964.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 11002220003 its reverse (30002220011), we get a palindrome (41004440014).

The spelling of 11002220003 in words is "eleven billion, two million, two hundred twenty thousand, three".