4420321123 has 8 divisors (see below), whose sum is σ = 4549406400. Its totient is φ = 4293041448.

The previous prime is 4420321057. The next prime is 4420321127. The reversal of 4420321123 is 3211230244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4420321123 - 2¹⁷ = 4420190051 is a prime.

It is a super-2 number, since 2×4420321123² = 39078477660879962258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4420321094 and 4420321103.

It is not an unprimeable number, because it can be changed into a prime (4420321127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446433 + ... + 456226.

It is an arithmetic number, because the mean of its divisors is an integer number (568675800).

Almost surely, 2^4420321123 is an apocalyptic number.

4420321123 is a deficient number, since it is larger than the sum of its proper divisors (129085277).

4420321123 is an equidigital number, since it uses as much as digits as its factorization.

4420321123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902801.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4420321123 is about 66485.4955836234. The cubic root of 4420321123 is about 1641.1613233650.

Adding to 4420321123 its reverse (3211230244), we get a palindrome (7631551367).

The spelling of 4420321123 in words is "four billion, four hundred twenty million, three hundred twenty-one thousand, one hundred twenty-three".