313033420133321 has 16 divisors (see below), whose sum is σ = 316664135109504. Its totient is φ = 309418655664384.

The previous prime is 313033420133311. The next prime is 313033420133323. The reversal of 313033420133321 is 123331024330313.

It is a cyclic number.

It is not a de Polignac number, because 313033420133321 - 2⁴² = 308635373622217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313033420133323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80256290 + ... + 84066276.

It is an arithmetic number, because the mean of its divisors is an integer number (19791508444344).

Almost surely, 2^{313033420133321} is an apocalyptic number.

It is an amenable number.

313033420133321 is a deficient number, since it is larger than the sum of its proper divisors (3630714976183).

313033420133321 is a wasteful number, since it uses less digits than its factorization.

313033420133321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812080.

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 313033420133321 its reverse (123331024330313), we get a palindrome (436364444463634).

The spelling of 313033420133321 in words is "three hundred thirteen trillion, thirty-three billion, four hundred twenty million, one hundred thirty-three thousand, three hundred twenty-one".