10220123 has 4 divisors (see below), whose sum is σ = 10387728. Its totient is φ = 10052520.

The previous prime is 10220107. The next prime is 10220129. The reversal of 10220123 is 32102201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10220123 - 2⁴ = 10220107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10220129) 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, 83711 + ... + 83832.

It is an arithmetic number, because the mean of its divisors is an integer number (2596932).

Almost surely, 2^10220123 is an apocalyptic number.

10220123 is a deficient number, since it is larger than the sum of its proper divisors (167605).

10220123 is an equidigital number, since it uses as much as digits as its factorization.

10220123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167604.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 10220123 is about 3196.8927101171. The cubic root of 10220123 is about 217.0128118608.

Adding to 10220123 its reverse (32102201), we get a palindrome (42322324).

The spelling of 10220123 in words is "ten million, two hundred twenty thousand, one hundred twenty-three".