101203423 has 4 divisors (see below), whose sum is σ = 101237400. Its totient is φ = 101169448.

The previous prime is 101203411. The next prime is 101203429. The reversal of 101203423 is 324302101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324302101 = 773 ⋅419537.

It is a cyclic number.

It is not a de Polignac number, because 101203423 - 2²⁵ = 67648991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101203397 and 101203406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101203429) 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, 12040 + ... + 18637.

It is an arithmetic number, because the mean of its divisors is an integer number (25309350).

Almost surely, 2^101203423 is an apocalyptic number.

101203423 is a deficient number, since it is larger than the sum of its proper divisors (33977).

101203423 is an equidigital number, since it uses as much as digits as its factorization.

101203423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33976.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 101203423 is about 10059.9912027795. The cubic root of 101203423 is about 466.0133955147.

Adding to 101203423 its reverse (324302101), we get a palindrome (425505524).

The spelling of 101203423 in words is "one hundred one million, two hundred three thousand, four hundred twenty-three".