320204313434242 has 64 divisors (see below), whose sum is σ = 511506503631360. Its totient is φ = 149998612667904.

The previous prime is 320204313434197. The next prime is 320204313434249. The reversal of 320204313434242 is 242434313402023.

It is a super-2 number, since 2×320204313434242² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320204313434249) 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, 5631719878 + ... + 5631776734.

It is an arithmetic number, because the mean of its divisors is an integer number (7992289119240).

Almost surely, 2^{320204313434242} is an apocalyptic number.

320204313434242 is a deficient number, since it is larger than the sum of its proper divisors (191302190197118).

320204313434242 is a wasteful number, since it uses less digits than its factorization.

320204313434242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60787.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 320204313434242 its reverse (242434313402023), we get a palindrome (562638626836265).

The spelling of 320204313434242 in words is "three hundred twenty trillion, two hundred four billion, three hundred thirteen million, four hundred thirty-four thousand, two hundred forty-two".