1312213303000 has 64 divisors (see below), whose sum is σ = 3071220909120. Its totient is φ = 524775616000.

The previous prime is 1312213302979. The next prime is 1312213303031. The reversal of 1312213303000 is 3033122131.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4736304 + ... + 5005696.

It is an arithmetic number, because the mean of its divisors is an integer number (47987826705).

Almost surely, 2^{1312213303000} is an apocalyptic number.

1312213303000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1312213303000 is an abundant number, since it is smaller than the sum of its proper divisors (1759007606120).

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

1312213303000 is a wasteful number, since it uses less digits than its factorization.

1312213303000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274285 (or 274271 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1312213303000 its reverse (3033122131), we get a palindrome (1315246425131).

The spelling of 1312213303000 in words is "one trillion, three hundred twelve billion, two hundred thirteen million, three hundred three thousand".