101240340023 has 8 divisors (see below), whose sum is σ = 107198432928. Its totient is φ = 95282555904.

The previous prime is 101240339983. The next prime is 101240340073. The reversal of 101240340023 is 320043042101.

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 101240340023 - 2¹⁸ = 101240077879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101240339977 and 101240340004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101240340073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1244990 + ... + 1323812.

It is an arithmetic number, because the mean of its divisors is an integer number (13399804116).

Almost surely, 2^101240340023 is an apocalyptic number.

101240340023 is a deficient number, since it is larger than the sum of its proper divisors (5958092905).

101240340023 is an equidigital number, since it uses as much as digits as its factorization.

101240340023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154393.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 101240340023 its reverse (320043042101), we get a palindrome (421283382124).

The spelling of 101240340023 in words is "one hundred one billion, two hundred forty million, three hundred forty thousand, twenty-three".