101142323 has 4 divisors (see below), whose sum is σ = 101166648. Its totient is φ = 101118000.

The previous prime is 101142311. The next prime is 101142341. The reversal of 101142323 is 323241101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323241101 = 5261 ⋅61441.

It is a cyclic number.

It is not a de Polignac number, because 101142323 - 2⁶ = 101142259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101142373) 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, 4178 + ... + 14823.

It is an arithmetic number, because the mean of its divisors is an integer number (25291662).

Almost surely, 2^101142323 is an apocalyptic number.

101142323 is a deficient number, since it is larger than the sum of its proper divisors (24325).

101142323 is an equidigital number, since it uses as much as digits as its factorization.

101142323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24324.

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

The square root of 101142323 is about 10056.9539623089. The cubic root of 101142323 is about 465.9195938438.

Adding to 101142323 its reverse (323241101), we get a palindrome (424383424).

It can be divided in two parts, 1011 and 42323, that added together give a palindrome (43334).

The spelling of 101142323 in words is "one hundred one million, one hundred forty-two thousand, three hundred twenty-three".