424223312209811 has 2 divisors, whose sum is σ = 424223312209812. Its totient is φ = 424223312209810.

The previous prime is 424223312209729. The next prime is 424223312209913. The reversal of 424223312209811 is 118902213322424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 424223312209811 - 2²⁶ = 424223245100947 is a prime.

It is a super-3 number, since 3×424223312209811³ (a number of 45 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (424223312208811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212111656104905 + 212111656104906.

It is an arithmetic number, because the mean of its divisors is an integer number (212111656104906).

Almost surely, 2^{424223312209811} is an apocalyptic number.

424223312209811 is a deficient number, since it is larger than the sum of its proper divisors (1).

424223312209811 is an equidigital number, since it uses as much as digits as its factorization.

424223312209811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 424223312209811 in words is "four hundred twenty-four trillion, two hundred twenty-three billion, three hundred twelve million, two hundred nine thousand, eight hundred eleven".