1321324004204 has 12 divisors (see below), whose sum is σ = 2412852529584. Its totient is φ = 631937567184.

The previous prime is 1321324004197. The next prime is 1321324004237. The reversal of 1321324004204 is 4024004231231.

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, 7181108627 + ... + 7181108810.

It is an arithmetic number, because the mean of its divisors is an integer number (201071044132).

Almost surely, 2^{1321324004204} is an apocalyptic number.

It is an amenable number.

1321324004204 is a deficient number, since it is larger than the sum of its proper divisors (1091528525380).

1321324004204 is a wasteful number, since it uses less digits than its factorization.

1321324004204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14362217464 (or 14362217462 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1321324004204 its reverse (4024004231231), we get a palindrome (5345328235435).

The spelling of 1321324004204 in words is "one trillion, three hundred twenty-one billion, three hundred twenty-four million, four thousand, two hundred four".