321430112211030 has 128 divisors (see below), whose sum is σ = 805033341812736. Its totient is φ = 82044230486400.

The previous prime is 321430112211011. The next prime is 321430112211049. The reversal of 321430112211030 is 30112211034123.

It is an interprime number because it is at equal distance from previous prime (321430112211011) and next prime (321430112211049).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60231279 + ... + 65350341.

It is an arithmetic number, because the mean of its divisors is an integer number (6289322982912).

Almost surely, 2^{321430112211030} is an apocalyptic number.

321430112211030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 321430112211030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402516670906368).

321430112211030 is an abundant number, since it is smaller than the sum of its proper divisors (483603229601706).

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

321430112211030 is a wasteful number, since it uses less digits than its factorization.

321430112211030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119842.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 321430112211030 its reverse (30112211034123), we get a palindrome (351542323245153).

The spelling of 321430112211030 in words is "three hundred twenty-one trillion, four hundred thirty billion, one hundred twelve million, two hundred eleven thousand, thirty".