403204213231 has 2 divisors, whose sum is σ = 403204213232. Its totient is φ = 403204213230.

The previous prime is 403204213229. The next prime is 403204213261. The reversal of 403204213231 is 132312402304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403204213231 - 2¹ = 403204213229 is a prime.

It is a super-2 number, since 2×403204213231² (a number of 24 digits) contains 22 as substring.

Together with 403204213229, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 403204213196 and 403204213205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403204213261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201602106615 + 201602106616.

It is an arithmetic number, because the mean of its divisors is an integer number (201602106616).

Almost surely, 2^403204213231 is an apocalyptic number.

403204213231 is a deficient number, since it is larger than the sum of its proper divisors (1).

403204213231 is an equidigital number, since it uses as much as digits as its factorization.

403204213231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 403204213231 its reverse (132312402304), we get a palindrome (535516615535).

The spelling of 403204213231 in words is "four hundred three billion, two hundred four million, two hundred thirteen thousand, two hundred thirty-one".