11122321003 has 4 divisors (see below), whose sum is σ = 11133992808. Its totient is φ = 11110649200.

The previous prime is 11122320973. The next prime is 11122321033. The reversal of 11122321003 is 30012322111.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11122320973) and next prime (11122321033).

It is a cyclic number.

It is not a de Polignac number, because 11122321003 - 2¹⁷ = 11122189931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122321033) 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, 5834473 + ... + 5836378.

It is an arithmetic number, because the mean of its divisors is an integer number (2783498202).

Almost surely, 2^11122321003 is an apocalyptic number.

11122321003 is a deficient number, since it is larger than the sum of its proper divisors (11671805).

11122321003 is an equidigital number, since it uses as much as digits as its factorization.

11122321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11671804.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11122321003 its reverse (30012322111), we get a palindrome (41134643114).

The spelling of 11122321003 in words is "eleven billion, one hundred twenty-two million, three hundred twenty-one thousand, three".