101204122423 has 4 divisors (see below), whose sum is σ = 101204759880. Its totient is φ = 101203484968.

The previous prime is 101204122417. The next prime is 101204122427. The reversal of 101204122423 is 324221402101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 324221402101 = 43 ⋅7540032607.

It is a cyclic number.

It is not a de Polignac number, because 101204122423 - 2⁵ = 101204122391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101204122394 and 101204122403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101204122427) 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, 129993 + ... + 468301.

It is an arithmetic number, because the mean of its divisors is an integer number (25301189970).

Almost surely, 2^101204122423 is an apocalyptic number.

101204122423 is a deficient number, since it is larger than the sum of its proper divisors (637457).

101204122423 is an equidigital number, since it uses as much as digits as its factorization.

101204122423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637456.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 101204122423 its reverse (324221402101), we get a palindrome (425425524524).

The spelling of 101204122423 in words is "one hundred one billion, two hundred four million, one hundred twenty-two thousand, four hundred twenty-three".