120421023444467 has 2 divisors, whose sum is σ = 120421023444468. Its totient is φ = 120421023444466.

The previous prime is 120421023444347. The next prime is 120421023444473. The reversal of 120421023444467 is 764444320124021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120421023444467 - 2¹⁰ = 120421023443443 is a prime.

It is not a weakly prime, because it can be changed into another prime (120421023444767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60210511722233 + 60210511722234.

It is an arithmetic number, because the mean of its divisors is an integer number (60210511722234).

Almost surely, 2^{120421023444467} is an apocalyptic number.

120421023444467 is a deficient number, since it is larger than the sum of its proper divisors (1).

120421023444467 is an equidigital number, since it uses as much as digits as its factorization.

120421023444467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1032192, while the sum is 44.

Adding to 120421023444467 its reverse (764444320124021), we get a palindrome (884865343568488).

The spelling of 120421023444467 in words is "one hundred twenty trillion, four hundred twenty-one billion, twenty-three million, four hundred forty-four thousand, four hundred sixty-seven".