22220320203 has 48 divisors (see below), whose sum is σ = 35826429600. Its totient is φ = 13188510720.

The previous prime is 22220320201. The next prime is 22220320211. The reversal of 22220320203 is 30202302222.

It is not a de Polignac number, because 22220320203 - 2¹ = 22220320201 is a prime.

It is a super-2 number, since 2×22220320203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22220320201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2055673 + ... + 2066453.

It is an arithmetic number, because the mean of its divisors is an integer number (746383950).

Almost surely, 2^22220320203 is an apocalyptic number.

22220320203 is a deficient number, since it is larger than the sum of its proper divisors (13606109397).

22220320203 is a wasteful number, since it uses less digits than its factorization.

22220320203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11532 (or 11529 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22220320203 its reverse (30202302222), we get a palindrome (52422622425).

The spelling of 22220320203 in words is "twenty-two billion, two hundred twenty million, three hundred twenty thousand, two hundred three".