321113321310 has 32 divisors (see below), whose sum is σ = 771324615072. Its totient is φ = 85557703040.

The previous prime is 321113321213. The next prime is 321113321339. The reversal of 321113321310 is 13123311123.

It is a happy number.

It is a super-3 number, since 3×321113321310³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4496229 + ... + 4567088.

It is an arithmetic number, because the mean of its divisors is an integer number (24103894221).

Almost surely, 2^321113321310 is an apocalyptic number.

321113321310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

321113321310 is an abundant number, since it is smaller than the sum of its proper divisors (450211293762).

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

321113321310 is a wasteful number, since it uses less digits than its factorization.

321113321310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9064508.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 321113321310 its reverse (13123311123), we get a palindrome (334236632433).

The spelling of 321113321310 in words is "three hundred twenty-one billion, one hundred thirteen million, three hundred twenty-one thousand, three hundred ten".