444304312121123 has 2 divisors, whose sum is σ = 444304312121124. Its totient is φ = 444304312121122.

The previous prime is 444304312121101. The next prime is 444304312121147. The reversal of 444304312121123 is 321121213403444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444304312121123 - 2¹⁰ = 444304312120099 is a prime.

It is a super-2 number, since 2×444304312121123² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (444304312121183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222152156060561 + 222152156060562.

It is an arithmetic number, because the mean of its divisors is an integer number (222152156060562).

Almost surely, 2^{444304312121123} is an apocalyptic number.

444304312121123 is a deficient number, since it is larger than the sum of its proper divisors (1).

444304312121123 is an equidigital number, since it uses as much as digits as its factorization.

444304312121123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 444304312121123 its reverse (321121213403444), we get a palindrome (765425525524567).

The spelling of 444304312121123 in words is "four hundred forty-four trillion, three hundred four billion, three hundred twelve million, one hundred twenty-one thousand, one hundred twenty-three".