101500023 has 4 divisors (see below), whose sum is σ = 135333368. Its totient is φ = 67666680.

The previous prime is 101499997. The next prime is 101500027. The reversal of 101500023 is 320005101.

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

It is not a de Polignac number, because 101500023 - 2⁹ = 101499511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101499981 and 101500008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101500027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16916668 + ... + 16916673.

It is an arithmetic number, because the mean of its divisors is an integer number (33833342).

Almost surely, 2^101500023 is an apocalyptic number.

101500023 is a deficient number, since it is larger than the sum of its proper divisors (33833345).

101500023 is an equidigital number, since it uses as much as digits as its factorization.

101500023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33833344.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 101500023 is about 10074.7219812757. The cubic root of 101500023 is about 466.4682047833.

Adding to 101500023 its reverse (320005101), we get a palindrome (421505124).

The spelling of 101500023 in words is "one hundred one million, five hundred thousand, twenty-three".