403220010401 has 4 divisors (see below), whose sum is σ = 434236934292. Its totient is φ = 372203086512.

The previous prime is 403220010383. The next prime is 403220010493. The reversal of 403220010401 is 104010022304.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 215852230801 + 187367779600 = 464599^2 + 432860^2 .

It is a cyclic number.

It is not a de Polignac number, because 403220010401 - 2⁶ = 403220010337 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 403220010401.

It is not an unprimeable number, because it can be changed into a prime (403220010701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15508461926 + ... + 15508461951.

It is an arithmetic number, because the mean of its divisors is an integer number (108559233573).

Almost surely, 2^403220010401 is an apocalyptic number.

It is an amenable number.

403220010401 is a deficient number, since it is larger than the sum of its proper divisors (31016923891).

403220010401 is a wasteful number, since it uses less digits than its factorization.

403220010401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31016923890.

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

Adding to 403220010401 its reverse (104010022304), we get a palindrome (507230032705).

The spelling of 403220010401 in words is "four hundred three billion, two hundred twenty million, ten thousand, four hundred one".