304020423102 has 64 divisors (see below), whose sum is σ = 670394850048. Its totient is φ = 91145088000.

The previous prime is 304020423101. The next prime is 304020423121. The reversal of 304020423102 is 201324020403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304020423101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22662777 + ... + 22676187.

It is an arithmetic number, because the mean of its divisors is an integer number (10474919532).

Almost surely, 2^304020423102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304020423102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335197425024).

304020423102 is an abundant number, since it is smaller than the sum of its proper divisors (366374426946).

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

304020423102 is a wasteful number, since it uses less digits than its factorization.

304020423102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17065.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 304020423102 its reverse (201324020403), we get a palindrome (505344443505).

The spelling of 304020423102 in words is "three hundred four billion, twenty million, four hundred twenty-three thousand, one hundred two".