221222311303003 has 16 divisors (see below), whose sum is σ = 225243039324160. Its totient is φ = 217234917619200.

The previous prime is 221222311302947. The next prime is 221222311303027. The reversal of 221222311303003 is 300303113222122.

It is a cyclic number.

It is not a de Polignac number, because 221222311303003 - 2¹⁷ = 221222311171931 is a prime.

It is a super-2 number, since 2×221222311303003² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221222311303603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3176251 + ... + 21272827.

It is an arithmetic number, because the mean of its divisors is an integer number (14077689957760).

Almost surely, 2^{221222311303003} is an apocalyptic number.

221222311303003 is a deficient number, since it is larger than the sum of its proper divisors (4020728021157).

221222311303003 is a wasteful number, since it uses less digits than its factorization.

221222311303003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18097498.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 221222311303003 its reverse (300303113222122), we get a palindrome (521525424525125).

The spelling of 221222311303003 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, three hundred eleven million, three hundred three thousand, three".