11222122003 has 8 divisors (see below), whose sum is σ = 11436419808. Its totient is φ = 11007919104.

The previous prime is 11222121997. The next prime is 11222122007. The reversal of 11222122003 is 30022122211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11222122003 - 2¹⁷ = 11221990931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222122007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243426 + ... + 285832.

It is an arithmetic number, because the mean of its divisors is an integer number (1429552476).

Almost surely, 2^11222122003 is an apocalyptic number.

11222122003 is a deficient number, since it is larger than the sum of its proper divisors (214297805).

11222122003 is an equidigital number, since it uses as much as digits as its factorization.

11222122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47453.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11222122003 its reverse (30022122211), we get a palindrome (41244244214).

It can be divided in two parts, 11222 and 122003, that added together give a square (133225 = 365²).

The spelling of 11222122003 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, three".