403401000221 has 8 divisors (see below), whose sum is σ = 416817080064. Its totient is φ = 390010116960.

The previous prime is 403401000169. The next prime is 403401000257. The reversal of 403401000221 is 122000104304.

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

It is a cyclic number.

It is not a de Polignac number, because 403401000221 - 2⁶ = 403401000157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403401000221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403401000271) 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, 6266591 + ... + 6330636.

It is an arithmetic number, because the mean of its divisors is an integer number (52102135008).

Almost surely, 2^403401000221 is an apocalyptic number.

It is an amenable number.

403401000221 is a deficient number, since it is larger than the sum of its proper divisors (13416079843).

403401000221 is a wasteful number, since it uses less digits than its factorization.

403401000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12598291.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 403401000221 its reverse (122000104304), we get a palindrome (525401104525).

The spelling of 403401000221 in words is "four hundred three billion, four hundred one million, two hundred twenty-one", and thus it is an aban number.