12321300422505 has 16 divisors (see below), whose sum is σ = 19739130352704. Its totient is φ = 6563010333120.

The previous prime is 12321300422407. The next prime is 12321300422593. The reversal of 12321300422505 is 50522400312321.

It is not a de Polignac number, because 12321300422505 - 2¹⁸ = 12321300160361 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521856066 + ... + 521879675.

It is an arithmetic number, because the mean of its divisors is an integer number (1233695647044).

Almost surely, 2^{12321300422505} is an apocalyptic number.

12321300422505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12321300422505 is a deficient number, since it is larger than the sum of its proper divisors (7417829930199).

12321300422505 is a wasteful number, since it uses less digits than its factorization.

12321300422505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043736536.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 12321300422505 its reverse (50522400312321), we get a palindrome (62843700734826).

The spelling of 12321300422505 in words is "twelve trillion, three hundred twenty-one billion, three hundred million, four hundred twenty-two thousand, five hundred five".