120440344403 has 2 divisors, whose sum is σ = 120440344404. Its totient is φ = 120440344402.

The previous prime is 120440344361. The next prime is 120440344429. The reversal of 120440344403 is 304443044021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120440344403 - 2³² = 116145377107 is a prime.

It is not a weakly prime, because it can be changed into another prime (120440344303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60220172201 + 60220172202.

It is an arithmetic number, because the mean of its divisors is an integer number (60220172202).

Almost surely, 2^120440344403 is an apocalyptic number.

120440344403 is a deficient number, since it is larger than the sum of its proper divisors (1).

120440344403 is an equidigital number, since it uses as much as digits as its factorization.

120440344403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 120440344403 its reverse (304443044021), we get a palindrome (424883388424).

The spelling of 120440344403 in words is "one hundred twenty billion, four hundred forty million, three hundred forty-four thousand, four hundred three".