2021020220230 has 32 divisors (see below), whose sum is σ = 3969720537120. Its totient is φ = 734699454720.

The previous prime is 2021020220227. The next prime is 2021020220237. The reversal of 2021020220230 is 320220201202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021020220237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2337879 + ... + 3083458.

It is an arithmetic number, because the mean of its divisors is an integer number (124053766785).

Almost surely, 2^{2021020220230} is an apocalyptic number.

2021020220230 is a deficient number, since it is larger than the sum of its proper divisors (1948700316890).

2021020220230 is a wasteful number, since it uses less digits than its factorization.

2021020220230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424744.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2021020220230 its reverse (320220201202), we get a palindrome (2341240421432).

The spelling of 2021020220230 in words is "two trillion, twenty-one billion, twenty million, two hundred twenty thousand, two hundred thirty".