2021200221010 has 32 divisors (see below), whose sum is σ = 3660993718272. Its totient is φ = 803414781120.

The previous prime is 2021200220933. The next prime is 2021200221011. The reversal of 2021200221010 is 101220021202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2021200221011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299804 + ... + 2394136.

It is an arithmetic number, because the mean of its divisors is an integer number (114406053696).

Almost surely, 2^{2021200221010} is an apocalyptic number.

2021200221010 is a deficient number, since it is larger than the sum of its proper divisors (1639793497262).

2021200221010 is a wasteful number, since it uses less digits than its factorization.

2021200221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095498.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2021200221010 its reverse (101220021202), we get a palindrome (2122420242212).

The spelling of 2021200221010 in words is "two trillion, twenty-one billion, two hundred million, two hundred twenty-one thousand, ten".