100204223 has 4 divisors (see below), whose sum is σ = 114519120. Its totient is φ = 85889328.

The previous prime is 100204207. The next prime is 100204229. The reversal of 100204223 is 322402001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322402001 = 229 ⋅1407869.

It is not a de Polignac number, because 100204223 - 2⁴ = 100204207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100204198 and 100204207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100204229) 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, 7157438 + ... + 7157451.

It is an arithmetic number, because the mean of its divisors is an integer number (28629780).

Almost surely, 2^100204223 is an apocalyptic number.

100204223 is a deficient number, since it is larger than the sum of its proper divisors (14314897).

100204223 is an equidigital number, since it uses as much as digits as its factorization.

100204223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14314896.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 100204223 is about 10010.2059419375. The cubic root of 100204223 is about 464.4746415739.

Adding to 100204223 its reverse (322402001), we get a palindrome (422606224).

The spelling of 100204223 in words is "one hundred million, two hundred four thousand, two hundred twenty-three".