3103420208285 has 4 divisors (see below), whose sum is σ = 3724104249948. Its totient is φ = 2482736166624.

The previous prime is 3103420208261. The next prime is 3103420208299. The reversal of 3103420208285 is 5828020243013.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 983641453369 + 2119778754916 = 991787^2 + 1455946^2 .

It is a cyclic number.

It is not a de Polignac number, because 3103420208285 - 2²² = 3103416013981 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, 310342020824 + ... + 310342020833.

It is an arithmetic number, because the mean of its divisors is an integer number (931026062487).

Almost surely, 2^{3103420208285} is an apocalyptic number.

It is an amenable number.

3103420208285 is a deficient number, since it is larger than the sum of its proper divisors (620684041663).

3103420208285 is an equidigital number, since it uses as much as digits as its factorization.

3103420208285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620684041662.

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 3103420208285 in words is "three trillion, one hundred three billion, four hundred twenty million, two hundred eight thousand, two hundred eighty-five".