421322224313323 has 2 divisors, whose sum is σ = 421322224313324. Its totient is φ = 421322224313322.

The previous prime is 421322224313317. The next prime is 421322224313357. The reversal of 421322224313323 is 323313422223124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421322224313323 is a prime.

It is not a weakly prime, because it can be changed into another prime (421322224313923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210661112156661 + 210661112156662.

It is an arithmetic number, because the mean of its divisors is an integer number (210661112156662).

Almost surely, 2^{421322224313323} is an apocalyptic number.

421322224313323 is a deficient number, since it is larger than the sum of its proper divisors (1).

421322224313323 is an equidigital number, since it uses as much as digits as its factorization.

421322224313323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 37.

Adding to 421322224313323 its reverse (323313422223124), we get a palindrome (744635646536447).

The spelling of 421322224313323 in words is "four hundred twenty-one trillion, three hundred twenty-two billion, two hundred twenty-four million, three hundred thirteen thousand, three hundred twenty-three".