22312220203 has 32 divisors (see below), whose sum is σ = 27677131776. Its totient is φ = 17515225728.

The previous prime is 22312220159. The next prime is 22312220257. The reversal of 22312220203 is 30202221322.

It is not a de Polignac number, because 22312220203 - 2¹³ = 22312212011 is a prime.

It is a super-3 number, since 3×22312220203³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22312220803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11138400 + ... + 11140402.

It is an arithmetic number, because the mean of its divisors is an integer number (864910368).

Almost surely, 2^22312220203 is an apocalyptic number.

22312220203 is a deficient number, since it is larger than the sum of its proper divisors (5364911573).

22312220203 is a wasteful number, since it uses less digits than its factorization.

22312220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2923.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22312220203 its reverse (30202221322), we get a palindrome (52514441525).

The spelling of 22312220203 in words is "twenty-two billion, three hundred twelve million, two hundred twenty thousand, two hundred three".