2021002222010 has 16 divisors (see below), whose sum is σ = 3638018030472. Its totient is φ = 808353326400.

The previous prime is 2021002221971. The next prime is 2021002222027. The reversal of 2021002222010 is 102222001202.

It can be written as a sum of positive squares in 4 ways, for example, as 1973123093041 + 47879128969 = 1404679^2 + 218813^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5766581 + ... + 6107000.

Almost surely, 2^{2021002222010} is an apocalyptic number.

2021002222010 is a deficient number, since it is larger than the sum of its proper divisors (1617015808462).

2021002222010 is a wasteful number, since it uses less digits than its factorization.

2021002222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11890609.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2021002222010 its reverse (102222001202), we get a palindrome (2123224223212).

The spelling of 2021002222010 in words is "two trillion, twenty-one billion, two million, two hundred twenty-two thousand, ten".