602061571021 has 4 divisors (see below), whose sum is σ = 602270116192. Its totient is φ = 601853025852.

The previous prime is 602061571009. The next prime is 602061571043. The reversal of 602061571021 is 120175160206.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 120175160206 = 2 ⋅60087580103.

It is a cyclic number.

It is not a de Polignac number, because 602061571021 - 2¹⁷ = 602061439949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (602061571121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104268255 + ... + 104274028.

It is an arithmetic number, because the mean of its divisors is an integer number (150567529048).

Almost surely, 2^602061571021 is an apocalyptic number.

It is an amenable number.

602061571021 is a deficient number, since it is larger than the sum of its proper divisors (208545171).

602061571021 is a wasteful number, since it uses less digits than its factorization.

602061571021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208545170.

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 602061571021 in words is "six hundred two billion, sixty-one million, five hundred seventy-one thousand, twenty-one".