2021001022 has 8 divisors (see below), whose sum is σ = 3031733376. Its totient is φ = 1010423232.

The previous prime is 2021001001. The next prime is 2021001041. The reversal of 2021001022 is 2201001202.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 3043 + ... + 63649.

It is an arithmetic number, because the mean of its divisors is an integer number (378966672).

Almost surely, 2^2021001022 is an apocalyptic number.

2021001022 is a deficient number, since it is larger than the sum of its proper divisors (1010732354).

2021001022 is a wasteful number, since it uses less digits than its factorization.

2021001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77282.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2021001022 is about 44955.5449527642. The cubic root of 2021001022 is about 1264.3156420604.

Adding to 2021001022 its reverse (2201001202), we get a palindrome (4222002224).

The spelling of 2021001022 in words is "two billion, twenty-one million, one thousand, twenty-two".