23423101340403 has 4 divisors (see below), whose sum is σ = 31230801787208. Its totient is φ = 15615400893600.

The previous prime is 23423101340399. The next prime is 23423101340461. The reversal of 23423101340403 is 30404310132432.

It is a happy number.

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

It is not a de Polignac number, because 23423101340403 - 2² = 23423101340399 is a prime.

It is a super-3 number, since 3×23423101340403³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23423101340203) 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, 3903850223398 + ... + 3903850223403.

It is an arithmetic number, because the mean of its divisors is an integer number (7807700446802).

Almost surely, 2^{23423101340403} is an apocalyptic number.

23423101340403 is a deficient number, since it is larger than the sum of its proper divisors (7807700446805).

23423101340403 is an equidigital number, since it uses as much as digits as its factorization.

23423101340403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7807700446804.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 23423101340403 its reverse (30404310132432), we get a palindrome (53827411472835).

The spelling of 23423101340403 in words is "twenty-three trillion, four hundred twenty-three billion, one hundred one million, three hundred forty thousand, four hundred three".