402222023141 has 2 divisors, whose sum is σ = 402222023142. Its totient is φ = 402222023140.

The previous prime is 402222023129. The next prime is 402222023149. The reversal of 402222023141 is 141320222204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 376693972516 + 25528050625 = 613754^2 + 159775^2 .

It is a cyclic number.

It is not a de Polignac number, because 402222023141 - 2¹⁰ = 402222022117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402222023149) 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 as a sum of consecutive naturals, namely, 201111011570 + 201111011571.

It is an arithmetic number, because the mean of its divisors is an integer number (201111011571).

Almost surely, 2^402222023141 is an apocalyptic number.

It is an amenable number.

402222023141 is a deficient number, since it is larger than the sum of its proper divisors (1).

402222023141 is an equidigital number, since it uses as much as digits as its factorization.

402222023141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 402222023141 its reverse (141320222204), we get a palindrome (543542245345).

The spelling of 402222023141 in words is "four hundred two billion, two hundred twenty-two million, twenty-three thousand, one hundred forty-one".