402223211329 has 2 divisors, whose sum is σ = 402223211330. Its totient is φ = 402223211328.

The previous prime is 402223211287. The next prime is 402223211359. The reversal of 402223211329 is 923112322204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326846607025 + 75376604304 = 571705^2 + 274548^2 .

It is a cyclic number.

It is not a de Polignac number, because 402223211329 - 2²⁷ = 402088993601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402223211329.

It is not a weakly prime, because it can be changed into another prime (402223211359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201111605664 + 201111605665.

It is an arithmetic number, because the mean of its divisors is an integer number (201111605665).

Almost surely, 2^402223211329 is an apocalyptic number.

It is an amenable number.

402223211329 is a deficient number, since it is larger than the sum of its proper divisors (1).

402223211329 is an equidigital number, since it uses as much as digits as its factorization.

402223211329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 402223211329 in words is "four hundred two billion, two hundred twenty-three million, two hundred eleven thousand, three hundred twenty-nine".