101103623 has 4 divisors (see below), whose sum is σ = 101244960. Its totient is φ = 100962288.

The previous prime is 101103589. The next prime is 101103649. The reversal of 101103623 is 326301101.

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 101103623 - 2⁶ = 101103559 is a prime.

It is a super-2 number, since 2×101103623² = 20443885167452258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101103683) 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, 69590 + ... + 71027.

It is an arithmetic number, because the mean of its divisors is an integer number (25311240).

Almost surely, 2^101103623 is an apocalyptic number.

101103623 is a deficient number, since it is larger than the sum of its proper divisors (141337).

101103623 is an equidigital number, since it uses as much as digits as its factorization.

101103623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141336.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 101103623 is about 10055.0297364056. The cubic root of 101103623 is about 465.8601614586.

Adding to 101103623 its reverse (326301101), we get a palindrome (427404724).

The spelling of 101103623 in words is "one hundred one million, one hundred three thousand, six hundred twenty-three".