401103321 has 32 divisors (see below), whose sum is σ = 591701760. Its totient is φ = 240543744.

The previous prime is 401103293. The next prime is 401103343. The reversal of 401103321 is 123301104.

It is not a de Polignac number, because 401103321 - 2⁹ = 401102809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401103321.

It is not an unprimeable number, because it can be changed into a prime (401103221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151021 + ... + 153653.

It is an arithmetic number, because the mean of its divisors is an integer number (18490680).

Almost surely, 2^401103321 is an apocalyptic number.

It is an amenable number.

401103321 is a deficient number, since it is larger than the sum of its proper divisors (190598439).

401103321 is a wasteful number, since it uses less digits than its factorization.

401103321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 401103321 is about 20027.5640306054. The cubic root of 401103321 is about 737.4831227010.

Adding to 401103321 its reverse (123301104), we get a palindrome (524404425).

The spelling of 401103321 in words is "four hundred one million, one hundred three thousand, three hundred twenty-one".