12321013321052 has 6 divisors (see below), whose sum is σ = 21561773311848. Its totient is φ = 6160506660524.

The previous prime is 12321013321049. The next prime is 12321013321103. The reversal of 12321013321052 is 25012331012321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1540126665128 + ... + 1540126665135.

It is an arithmetic number, because the mean of its divisors is an integer number (3593628885308).

Almost surely, 2^{12321013321052} is an apocalyptic number.

It is an amenable number.

12321013321052 is a deficient number, since it is larger than the sum of its proper divisors (9240759990796).

12321013321052 is a wasteful number, since it uses less digits than its factorization.

12321013321052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080253330267 (or 3080253330265 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 12321013321052 its reverse (25012331012321), we get a palindrome (37333344333373).

The spelling of 12321013321052 in words is "twelve trillion, three hundred twenty-one billion, thirteen million, three hundred twenty-one thousand, fifty-two".