321342011 has 8 divisors (see below), whose sum is σ = 333186480. Its totient is φ = 309548512.

The previous prime is 321341989. The next prime is 321342013. The reversal of 321342011 is 110243123.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321342011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321342013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341 + ... + 25353.

It is an arithmetic number, because the mean of its divisors is an integer number (41648310).

Almost surely, 2^321342011 is an apocalyptic number.

321342011 is a deficient number, since it is larger than the sum of its proper divisors (11844469).

321342011 is a wasteful number, since it uses less digits than its factorization.

321342011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25485.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 321342011 is about 17926.0149224528. The cubic root of 321342011 is about 684.9452145077.

Adding to 321342011 its reverse (110243123), we get a palindrome (431585134).

The spelling of 321342011 in words is "three hundred twenty-one million, three hundred forty-two thousand, eleven".