23103421324321 has 16 divisors (see below), whose sum is σ = 25794529447680. Its totient is φ = 20555407255680.

The previous prime is 23103421324297. The next prime is 23103421324367. The reversal of 23103421324321 is 12342312430132.

It is not a de Polignac number, because 23103421324321 - 2⁵ = 23103421324289 is a prime.

It is a super-2 number, since 2×23103421324321² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23103421324021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261076281 + ... + 261164758.

It is an arithmetic number, because the mean of its divisors is an integer number (1612158090480).

Almost surely, 2^{23103421324321} is an apocalyptic number.

It is an amenable number.

23103421324321 is a deficient number, since it is larger than the sum of its proper divisors (2691108123359).

23103421324321 is a wasteful number, since it uses less digits than its factorization.

23103421324321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522241176.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 23103421324321 its reverse (12342312430132), we get a palindrome (35445733754453).

The spelling of 23103421324321 in words is "twenty-three trillion, one hundred three billion, four hundred twenty-one million, three hundred twenty-four thousand, three hundred twenty-one".