403220031229 has 2 divisors, whose sum is σ = 403220031230. Its totient is φ = 403220031228.

The previous prime is 403220031217. The next prime is 403220031251. The reversal of 403220031229 is 922130022304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 396994505625 + 6225525604 = 630075^2 + 78902^2 .

It is a cyclic number.

It is not a de Polignac number, because 403220031229 - 2²³ = 403211642621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 403220031197 and 403220031206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403220031829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201610015614 + 201610015615.

It is an arithmetic number, because the mean of its divisors is an integer number (201610015615).

Almost surely, 2^403220031229 is an apocalyptic number.

It is an amenable number.

403220031229 is a deficient number, since it is larger than the sum of its proper divisors (1).

403220031229 is an equidigital number, since it uses as much as digits as its factorization.

403220031229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 403220031229 in words is "four hundred three billion, two hundred twenty million, thirty-one thousand, two hundred twenty-nine".