1304423123312 has 20 divisors (see below), whose sum is σ = 2529724515096. Its totient is φ = 651590990400.

The previous prime is 1304423123299. The next prime is 1304423123327. The reversal of 1304423123312 is 2133213244031.

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, 38768363 + ... + 38801994.

Almost surely, 2^{1304423123312} is an apocalyptic number.

It is an amenable number.

1304423123312 is a deficient number, since it is larger than the sum of its proper divisors (1225301391784).

1304423123312 is a wasteful number, since it uses less digits than its factorization.

1304423123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77571416 (or 77571410 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1304423123312 its reverse (2133213244031), we get a palindrome (3437636367343).

The spelling of 1304423123312 in words is "one trillion, three hundred four billion, four hundred twenty-three million, one hundred twenty-three thousand, three hundred twelve".