101201223 has 4 divisors (see below), whose sum is σ = 134934968. Its totient is φ = 67467480.

The previous prime is 101201209. The next prime is 101201227. The reversal of 101201223 is 322102101.

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

It is not a de Polignac number, because 101201223 - 2⁴ = 101201207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101201199 and 101201208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101201227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16866868 + ... + 16866873.

It is an arithmetic number, because the mean of its divisors is an integer number (33733742).

Almost surely, 2^101201223 is an apocalyptic number.

101201223 is a deficient number, since it is larger than the sum of its proper divisors (33733745).

101201223 is an equidigital number, since it uses as much as digits as its factorization.

101201223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33733744.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 101201223 is about 10059.8818581532. The cubic root of 101201223 is about 466.0100186957.

Adding to 101201223 its reverse (322102101), we get a palindrome (423303324).

The spelling of 101201223 in words is "one hundred one million, two hundred one thousand, two hundred twenty-three".