1245344322002 has 16 divisors (see below), whose sum is σ = 2058012762624. Its totient is φ = 560460990000.

The previous prime is 1245344321927. The next prime is 1245344322011. The reversal of 1245344322002 is 2002234435421.

It is a super-2 number, since 2×1245344322002² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1245344322002.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 280228274 + ... + 280232717.

It is an arithmetic number, because the mean of its divisors is an integer number (128625797664).

Almost surely, 2^{1245344322002} is an apocalyptic number.

1245344322002 is a deficient number, since it is larger than the sum of its proper divisors (812668440622).

1245344322002 is a wasteful number, since it uses less digits than its factorization.

1245344322002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560461105.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 1245344322002 its reverse (2002234435421), we get a palindrome (3247578757423).

The spelling of 1245344322002 in words is "one trillion, two hundred forty-five billion, three hundred forty-four million, three hundred twenty-two thousand, two".