23403997101 has 4 divisors (see below), whose sum is σ = 31205329472. Its totient is φ = 15602664732.

The previous prime is 23403997081. The next prime is 23403997151. The reversal of 23403997101 is 10179930432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23403997101 - 2⁵ = 23403997069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23403997101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23403997151) 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, 3900666181 + ... + 3900666186.

It is an arithmetic number, because the mean of its divisors is an integer number (7801332368).

Almost surely, 2^23403997101 is an apocalyptic number.

It is an amenable number.

23403997101 is a deficient number, since it is larger than the sum of its proper divisors (7801332371).

23403997101 is an equidigital number, since it uses as much as digits as its factorization.

23403997101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7801332370.

The product of its (nonzero) digits is 40824, while the sum is 39.

The spelling of 23403997101 in words is "twenty-three billion, four hundred three million, nine hundred ninety-seven thousand, one hundred one".