1361211443312 has 20 divisors (see below), whose sum is σ = 3014111053296. Its totient is φ = 583376332800.

The previous prime is 1361211443257. The next prime is 1361211443327. The reversal of 1361211443312 is 2133441121631.

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 3 ways as a sum of consecutive naturals, for example, 6076836689 + ... + 6076836912.

Almost surely, 2^{1361211443312} is an apocalyptic number.

It is an amenable number.

1361211443312 is an abundant number, since it is smaller than the sum of its proper divisors (1652899609984).

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

1361211443312 is a wasteful number, since it uses less digits than its factorization.

1361211443312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12153673616 (or 12153673610 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

Adding to 1361211443312 its reverse (2133441121631), we get a palindrome (3494652564943).

The spelling of 1361211443312 in words is "one trillion, three hundred sixty-one billion, two hundred eleven million, four hundred forty-three thousand, three hundred twelve".