120503335055 has 4 divisors (see below), whose sum is σ = 144604002072. Its totient is φ = 96402668040.

The previous prime is 120503335021. The next prime is 120503335061. The reversal of 120503335055 is 550533305021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550533305021 = 7 ⋅78647615003.

It is not a de Polignac number, because 120503335055 - 2²⁶ = 120436226191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12050333501 + ... + 12050333510.

It is an arithmetic number, because the mean of its divisors is an integer number (36151000518).

Almost surely, 2^120503335055 is an apocalyptic number.

120503335055 is a deficient number, since it is larger than the sum of its proper divisors (24100667017).

120503335055 is an equidigital number, since it uses as much as digits as its factorization.

120503335055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24100667016.

The product of its (nonzero) digits is 33750, while the sum is 32.

The spelling of 120503335055 in words is "one hundred twenty billion, five hundred three million, three hundred thirty-five thousand, fifty-five".