321023130420323 has 16 divisors (see below), whose sum is σ = 325931162812416. Its totient is φ = 316140842968320.

The previous prime is 321023130420319. The next prime is 321023130420337. The reversal of 321023130420323 is 323024031320123.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 321023130420323 - 2² = 321023130420319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321023130420313) 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, 50970518 + ... + 56921348.

It is an arithmetic number, because the mean of its divisors is an integer number (20370697675776).

Almost surely, 2^{321023130420323} is an apocalyptic number.

321023130420323 is a deficient number, since it is larger than the sum of its proper divisors (4908032392093).

321023130420323 is a wasteful number, since it uses less digits than its factorization.

321023130420323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5952994.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 321023130420323 its reverse (323024031320123), we get a palindrome (644047161740446).

The spelling of 321023130420323 in words is "three hundred twenty-one trillion, twenty-three billion, one hundred thirty million, four hundred twenty thousand, three hundred twenty-three".