1321021336314 has 64 divisors (see below), whose sum is σ = 2742068920320. Its totient is φ = 423828000960.

The previous prime is 1321021336249. The next prime is 1321021336333. The reversal of 1321021336314 is 4136331201231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36745492 + ... + 36781424.

It is an arithmetic number, because the mean of its divisors is an integer number (42844826880).

Almost surely, 2^{1321021336314} is an apocalyptic number.

1321021336314 is an abundant number, since it is smaller than the sum of its proper divisors (1421047584006).

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

1321021336314 is a wasteful number, since it uses less digits than its factorization.

1321021336314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37035.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 1321021336314 its reverse (4136331201231), we get a palindrome (5457352537545).

The spelling of 1321021336314 in words is "one trillion, three hundred twenty-one billion, twenty-one million, three hundred thirty-six thousand, three hundred fourteen".