320102423303430 has 32 divisors (see below), whose sum is σ = 794737050962400. Its totient is φ = 82417175654912.

The previous prime is 320102423303347. The next prime is 320102423303447. The reversal of 320102423303430 is 34303324201023.

It is a super-2 number, since 2×320102423303430² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 183966909075 + ... + 183966910814.

It is an arithmetic number, because the mean of its divisors is an integer number (24835532842575).

Almost surely, 2^{320102423303430} is an apocalyptic number.

320102423303430 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320102423303430 is an abundant number, since it is smaller than the sum of its proper divisors (474634627658970).

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

320102423303430 is a wasteful number, since it uses less digits than its factorization.

320102423303430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367933819928.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 320102423303430 its reverse (34303324201023), we get a palindrome (354405747504453).

The spelling of 320102423303430 in words is "three hundred twenty trillion, one hundred two billion, four hundred twenty-three million, three hundred three thousand, four hundred thirty".