220233123 has 48 divisors (see below), whose sum is σ = 367810560. Its totient is φ = 125582400.

The previous prime is 220233121. The next prime is 220233127. The reversal of 220233123 is 321332022.

It is a happy number.

220233123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220233123 - 2¹ = 220233121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220233096 and 220233105.

It is not an unprimeable number, because it can be changed into a prime (220233121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 358965 + ... + 359577.

It is an arithmetic number, because the mean of its divisors is an integer number (7662720).

Almost surely, 2^220233123 is an apocalyptic number.

220233123 is a deficient number, since it is larger than the sum of its proper divisors (147577437).

220233123 is a wasteful number, since it uses less digits than its factorization.

220233123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840 (or 837 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 220233123 is about 14840.2534681858. The cubic root of 220233123 is about 603.8942286242.

Adding to 220233123 its reverse (321332022), we get a palindrome (541565145).

The spelling of 220233123 in words is "two hundred twenty million, two hundred thirty-three thousand, one hundred twenty-three".