12315322101234 has 16 divisors (see below), whose sum is σ = 24631415184672. Its totient is φ = 4104978870048.

The previous prime is 12315322101233. The next prime is 12315322101293. The reversal of 12315322101234 is 43210122351321.

It is not an unprimeable number, because it can be changed into a prime (12315322101233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31916499 + ... + 32300054.

It is an arithmetic number, because the mean of its divisors is an integer number (1539463449042).

Almost surely, 2^{12315322101234} is an apocalyptic number.

12315322101234 is an abundant number, since it is smaller than the sum of its proper divisors (12316093083438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12315322101234 is a wasteful number, since it uses less digits than its factorization.

12315322101234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64248521.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 12315322101234 its reverse (43210122351321), we get a palindrome (55525444452555).

The spelling of 12315322101234 in words is "twelve trillion, three hundred fifteen billion, three hundred twenty-two million, one hundred one thousand, two hundred thirty-four".