403220423201 has 2 divisors, whose sum is σ = 403220423202. Its totient is φ = 403220423200.

The previous prime is 403220423183. The next prime is 403220423233. The reversal of 403220423201 is 102324022304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 379086490000 + 24133933201 = 615700^2 + 155351^2 .

It is a cyclic number.

It is not a de Polignac number, because 403220423201 - 2³⁸ = 128342516257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (403220453201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201610211600 + 201610211601.

It is an arithmetic number, because the mean of its divisors is an integer number (201610211601).

Almost surely, 2^403220423201 is an apocalyptic number.

It is an amenable number.

403220423201 is a deficient number, since it is larger than the sum of its proper divisors (1).

403220423201 is an equidigital number, since it uses as much as digits as its factorization.

403220423201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 403220423201 its reverse (102324022304), we get a palindrome (505544445505).

The spelling of 403220423201 in words is "four hundred three billion, two hundred twenty million, four hundred twenty-three thousand, two hundred one".