12321013622 has 16 divisors (see below), whose sum is σ = 19012536000. Its totient is φ = 5985415488.

The previous prime is 12321013603. The next prime is 12321013651. The reversal of 12321013622 is 22631012321.

It is a congruent number.

It is an unprimeable number.

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, 465497 + ... + 491252.

It is an arithmetic number, because the mean of its divisors is an integer number (1188283500).

Almost surely, 2^12321013622 is an apocalyptic number.

12321013622 is a deficient number, since it is larger than the sum of its proper divisors (6691522378).

12321013622 is a wasteful number, since it uses less digits than its factorization.

12321013622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956935.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12321013622 its reverse (22631012321), we get a palindrome (34952025943).

The spelling of 12321013622 in words is "twelve billion, three hundred twenty-one million, thirteen thousand, six hundred twenty-two".