320420242412 has 12 divisors (see below), whose sum is σ = 578823663936. Its totient is φ = 155042052720.

The previous prime is 320420242411. The next prime is 320420242451. The reversal of 320420242412 is 214242024023.

It is not an unprimeable number, because it can be changed into a prime (320420242411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1292016983 + ... + 1292017230.

It is an arithmetic number, because the mean of its divisors is an integer number (48235305328).

Almost surely, 2^320420242412 is an apocalyptic number.

It is an amenable number.

320420242412 is a deficient number, since it is larger than the sum of its proper divisors (258403421524).

320420242412 is a wasteful number, since it uses less digits than its factorization.

320420242412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584034248 (or 2584034246 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 320420242412 its reverse (214242024023), we get a palindrome (534662266435).

The spelling of 320420242412 in words is "three hundred twenty billion, four hundred twenty million, two hundred forty-two thousand, four hundred twelve".