2021013022 has 16 divisors (see below), whose sum is σ = 3523317120. Its totient is φ = 851467608.

The previous prime is 2021012999. The next prime is 2021013077. The reversal of 2021013022 is 2203101202.

It is a junction number, because it is equal to n+sod(n) for n = 2021012993 and 2021013011.

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, 1222548 + ... + 1224199.

It is an arithmetic number, because the mean of its divisors is an integer number (220207320).

Almost surely, 2^2021013022 is an apocalyptic number.

2021013022 is a deficient number, since it is larger than the sum of its proper divisors (1502304098).

2021013022 is a wasteful number, since it uses less digits than its factorization.

2021013022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2446815.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2021013022 is about 44955.6784177483. The cubic root of 2021013022 is about 1264.3181444107.

Adding to 2021013022 its reverse (2203101202), we get a palindrome (4224114224).

The spelling of 2021013022 in words is "two billion, twenty-one million, thirteen thousand, twenty-two".