23403353203105 has 8 divisors (see below), whose sum is σ = 28087495770600. Its totient is φ = 18720367944576.

The previous prime is 23403353203081. The next prime is 23403353203189. The reversal of 23403353203105 is 50130235330432.

It can be written as a sum of positive squares in 4 ways, for example, as 3130153562176 + 20273199640929 = 1769224^2 + 4502577^2 .

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 23403353203105 - 2⁴³ = 14607260180897 is a prime.

It is a super-2 number, since 2×23403353203105² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289282750 + ... + 289363639.

It is an arithmetic number, because the mean of its divisors is an integer number (3510936971325).

Almost surely, 2^{23403353203105} is an apocalyptic number.

It is an amenable number.

23403353203105 is a deficient number, since it is larger than the sum of its proper divisors (4684142567495).

23403353203105 is an equidigital number, since it uses as much as digits as its factorization.

23403353203105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578654483.

The product of its (nonzero) digits is 97200, while the sum is 34.

Adding to 23403353203105 its reverse (50130235330432), we get a palindrome (73533588533537).

The spelling of 23403353203105 in words is "twenty-three trillion, four hundred three billion, three hundred fifty-three million, two hundred three thousand, one hundred five".