22220505243303 has 4 divisors (see below), whose sum is σ = 29627340324408. Its totient is φ = 14813670162200.

The previous prime is 22220505243281. The next prime is 22220505243323. The reversal of 22220505243303 is 30334250502222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22220505243303 - 2¹⁰ = 22220505242279 is a prime.

It is a super-2 number, since 2×22220505243303² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220505243323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3703417540548 + ... + 3703417540553.

It is an arithmetic number, because the mean of its divisors is an integer number (7406835081102).

Almost surely, 2^{22220505243303} is an apocalyptic number.

22220505243303 is a deficient number, since it is larger than the sum of its proper divisors (7406835081105).

22220505243303 is an equidigital number, since it uses as much as digits as its factorization.

22220505243303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7406835081104.

The product of its (nonzero) digits is 86400, while the sum is 33.

Adding to 22220505243303 its reverse (30334250502222), we get a palindrome (52554755745525).

The spelling of 22220505243303 in words is "twenty-two trillion, two hundred twenty billion, five hundred five million, two hundred forty-three thousand, three hundred three".