2021013336 has 32 divisors (see below), whose sum is σ = 5058086400. Its totient is φ = 672930720.

The previous prime is 2021013311. The next prime is 2021013343. The reversal of 2021013336 is 6333101202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23760 + ... + 67871.

It is an arithmetic number, because the mean of its divisors is an integer number (158065200).

Almost surely, 2^2021013336 is an apocalyptic number.

It is an amenable number.

2021013336 is an abundant number, since it is smaller than the sum of its proper divisors (3037073064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021013336 is a wasteful number, since it uses less digits than its factorization.

2021013336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92559 (or 92555 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 2021013336 is about 44955.6819100767. The cubic root of 2021013336 is about 1264.3182098887.

Adding to 2021013336 its reverse (6333101202), we get a palindrome (8354114538).

The spelling of 2021013336 in words is "two billion, twenty-one million, thirteen thousand, three hundred thirty-six".