320111402 has 8 divisors (see below), whose sum is σ = 517103076. Its totient is φ = 147743712.

The previous prime is 320111387. The next prime is 320111417. The reversal of 320111402 is 204111023.

320111402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (320111387) and next prime (320111417).

It can be written as a sum of positive squares in 2 ways, for example, as 298218361 + 21893041 = 17269^2 + 4679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6155963 + ... + 6156014.

Almost surely, 2^320111402 is an apocalyptic number.

320111402 is a deficient number, since it is larger than the sum of its proper divisors (196991674).

320111402 is a wasteful number, since it uses less digits than its factorization.

320111402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12311992.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 320111402 is about 17891.6573296048. The cubic root of 320111402 is about 684.0697422702.

Adding to 320111402 its reverse (204111023), we get a palindrome (524222425).

The spelling of 320111402 in words is "three hundred twenty million, one hundred eleven thousand, four hundred two".