22221234003345 has 128 divisors (see below), whose sum is σ = 41076597596160. Its totient is φ = 10166196833280.

The previous prime is 22221234003299. The next prime is 22221234003347. The reversal of 22221234003345 is 54330043212222.

It is not a de Polignac number, because 22221234003345 - 2¹³ = 22221233995153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22221234003347) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 82809882 + ... + 83077788.

It is an arithmetic number, because the mean of its divisors is an integer number (320910918720).

Almost surely, 2^{22221234003345} is an apocalyptic number.

It is an amenable number.

22221234003345 is a deficient number, since it is larger than the sum of its proper divisors (18855363592815).

22221234003345 is a wasteful number, since it uses less digits than its factorization.

22221234003345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268375.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 22221234003345 its reverse (54330043212222), we get a palindrome (76551277215567).

The spelling of 22221234003345 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred thirty-four million, three thousand, three hundred forty-five".