1312321233330 has 96 divisors (see below), whose sum is σ = 3418363099008. Its totient is φ = 349303968000.

The previous prime is 1312321233283. The next prime is 1312321233347. The reversal of 1312321233330 is 333321232131.

1312321233330 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 321 + 2 + 3 + 3 + 330 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1312321233294 and 1312321233303.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 115607155 + ... + 115618505.

It is an arithmetic number, because the mean of its divisors is an integer number (35607948948).

Almost surely, 2^{1312321233330} is an apocalyptic number.

1312321233330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312321233330 is an abundant number, since it is smaller than the sum of its proper divisors (2106041865678).

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

1312321233330 is a wasteful number, since it uses less digits than its factorization.

1312321233330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13632 (or 13629 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 1312321233330 its reverse (333321232131), we get a palindrome (1645642465461).

The spelling of 1312321233330 in words is "one trillion, three hundred twelve billion, three hundred twenty-one million, two hundred thirty-three thousand, three hundred thirty".