2065362021 has 6 divisors (see below), whose sum is σ = 2983300710. Its totient is φ = 1376908008.

The previous prime is 2065362007. The next prime is 2065362037. The reversal of 2065362021 is 1202635602.

2065362021 is a `hidden beast` number, since 2 + 0 + 653 + 6 + 2 + 0 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1420913025 + 644448996 = 37695^2 + 25386^2 .

It is not a de Polignac number, because 2065362021 - 2⁵ = 2065361989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065362071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114742326 + ... + 114742343.

It is an arithmetic number, because the mean of its divisors is an integer number (497216785).

Almost surely, 2^2065362021 is an apocalyptic number.

It is an amenable number.

2065362021 is a deficient number, since it is larger than the sum of its proper divisors (917938689).

2065362021 is a wasteful number, since it uses less digits than its factorization.

2065362021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229484675 (or 229484672 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2065362021 is about 45446.2542020792. The cubic root of 2065362021 is about 1273.4993537279.

Adding to 2065362021 its reverse (1202635602), we get a palindrome (3267997623).

The spelling of 2065362021 in words is "two billion, sixty-five million, three hundred sixty-two thousand, twenty-one".