321403402041 has 8 divisors (see below), whose sum is σ = 453745979424. Its totient is φ = 201664879680.

The previous prime is 321403402031. The next prime is 321403402093. The reversal of 321403402041 is 140204304123.

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

It is not a de Polignac number, because 321403402041 - 2¹⁰ = 321403401017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321403402031) 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, 3151013695 + ... + 3151013796.

It is an arithmetic number, because the mean of its divisors is an integer number (56718247428).

Almost surely, 2^321403402041 is an apocalyptic number.

It is an amenable number.

321403402041 is a deficient number, since it is larger than the sum of its proper divisors (132342577383).

321403402041 is a wasteful number, since it uses less digits than its factorization.

321403402041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6302027511.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 321403402041 its reverse (140204304123), we get a palindrome (461607706164).

The spelling of 321403402041 in words is "three hundred twenty-one billion, four hundred three million, four hundred two thousand, forty-one".