4345222421223 has 16 divisors (see below), whose sum is σ = 6443491584000. Its totient is φ = 2894058682200.

The previous prime is 4345222421207. The next prime is 4345222421227. The reversal of 4345222421223 is 3221242225434.

4345222421223 is a `hidden beast` number, since 4 + 3 + 4 + 5 + 2 + 2 + 2 + 421 + 223 = 666.

It is not a de Polignac number, because 4345222421223 - 2⁴ = 4345222421207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345222421227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76534023 + ... + 76590776.

It is an arithmetic number, because the mean of its divisors is an integer number (402718224000).

Almost surely, 2^{4345222421223} is an apocalyptic number.

4345222421223 is a deficient number, since it is larger than the sum of its proper divisors (2098269162777).

4345222421223 is a wasteful number, since it uses less digits than its factorization.

4345222421223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153125859 (or 153125853 counting only the distinct ones).

The product of its digits is 184320, while the sum is 36.

Adding to 4345222421223 its reverse (3221242225434), we get a palindrome (7566464646657).

The spelling of 4345222421223 in words is "four trillion, three hundred forty-five billion, two hundred twenty-two million, four hundred twenty-one thousand, two hundred twenty-three".