101423123 has 8 divisors (see below), whose sum is σ = 107174400. Its totient is φ = 95783688.

The previous prime is 101423117. The next prime is 101423131. The reversal of 101423123 is 321324101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101423123 - 2²² = 97228819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101423143) 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 7 ways as a sum of consecutive naturals, for example, 26093 + ... + 29726.

It is an arithmetic number, because the mean of its divisors is an integer number (13396800).

Almost surely, 2^101423123 is an apocalyptic number.

101423123 is a deficient number, since it is larger than the sum of its proper divisors (5751277).

101423123 is an equidigital number, since it uses as much as digits as its factorization.

101423123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55921.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 101423123 is about 10070.9047756396. The cubic root of 101423123 is about 466.3503707611.

Adding to 101423123 its reverse (321324101), we get a palindrome (422747224).

The spelling of 101423123 in words is "one hundred one million, four hundred twenty-three thousand, one hundred twenty-three".