1321022200304 has 20 divisors (see below), whose sum is σ = 2583400895064. Its totient is φ = 654338098368.

The previous prime is 1321022200273. The next prime is 1321022200357. The reversal of 1321022200304 is 4030022201231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385810847 + ... + 385814270.

Almost surely, 2^{1321022200304} is an apocalyptic number.

It is an amenable number.

1321022200304 is a deficient number, since it is larger than the sum of its proper divisors (1262378694760).

1321022200304 is a wasteful number, since it uses less digits than its factorization.

1321022200304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771625232 (or 771625226 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1321022200304 its reverse (4030022201231), we get a palindrome (5351044401535).

The spelling of 1321022200304 in words is "one trillion, three hundred twenty-one billion, twenty-two million, two hundred thousand, three hundred four".