1312224203004 has 144 divisors (see below), whose sum is σ = 3657654258720. Its totient is φ = 363687667200.

The previous prime is 1312224202997. The next prime is 1312224203011. The reversal of 1312224203004 is 4003024222131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1312224202997) and next prime (1312224203011).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1738594 + ... + 2376374.

Almost surely, 2^{1312224203004} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1312224203004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1828827129360).

1312224203004 is an abundant number, since it is smaller than the sum of its proper divisors (2345430055716).

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

1312224203004 is a wasteful number, since it uses less digits than its factorization.

1312224203004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637932 (or 637919 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1312224203004 its reverse (4003024222131), we get a palindrome (5315248425135).

The spelling of 1312224203004 in words is "one trillion, three hundred twelve billion, two hundred twenty-four million, two hundred three thousand, four".