22213104021223 has 4 divisors (see below), whose sum is σ = 23519757198960. Its totient is φ = 20906450843488.

The previous prime is 22213104021209. The next prime is 22213104021233. The reversal of 22213104021223 is 32212040131222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22213104021223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213104021233) 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, 653326588843 + ... + 653326588876.

It is an arithmetic number, because the mean of its divisors is an integer number (5879939299740).

Almost surely, 2^{22213104021223} is an apocalyptic number.

22213104021223 is a deficient number, since it is larger than the sum of its proper divisors (1306653177737).

22213104021223 is a wasteful number, since it uses less digits than its factorization.

22213104021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306653177736.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22213104021223 its reverse (32212040131222), we get a palindrome (54425144152445).

The spelling of 22213104021223 in words is "twenty-two trillion, two hundred thirteen billion, one hundred four million, twenty-one thousand, two hundred twenty-three".