22031122003 has 16 divisors (see below), whose sum is σ = 25655235840. Its totient is φ = 18706917600.

The previous prime is 22031121997. The next prime is 22031122049. The reversal of 22031122003 is 30022113022.

It is a cyclic number.

It is not a de Polignac number, because 22031122003 - 2²¹ = 22029024851 is a prime.

It is a super-2 number, since 2×22031122003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22031122073) 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, 727500 + ... + 757177.

It is an arithmetic number, because the mean of its divisors is an integer number (1603452240).

Almost surely, 2^22031122003 is an apocalyptic number.

22031122003 is a deficient number, since it is larger than the sum of its proper divisors (3624113837).

22031122003 is a wasteful number, since it uses less digits than its factorization.

22031122003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484778.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22031122003 its reverse (30022113022), we get a palindrome (52053235025).

The spelling of 22031122003 in words is "twenty-two billion, thirty-one million, one hundred twenty-two thousand, three".