22221220220003 has 8 divisors (see below), whose sum is σ = 25399018774272. Its totient is φ = 19044256296456.

The previous prime is 22221220219943. The next prime is 22221220220011. The reversal of 22221220220003 is 30002202212222.

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 22221220220003 - 2¹⁰ = 22221220218979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221220220063) 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, 208600625 + ... + 208707122.

It is an arithmetic number, because the mean of its divisors is an integer number (3174877346784).

Almost surely, 2^{22221220220003} is an apocalyptic number.

22221220220003 is a deficient number, since it is larger than the sum of its proper divisors (3177798554269).

22221220220003 is an equidigital number, since it uses as much as digits as its factorization.

22221220220003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417315361.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22221220220003 its reverse (30002202212222), we get a palindrome (52223422432225).

The spelling of 22221220220003 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred twenty million, two hundred twenty thousand, three".