210021002220002 has 8 divisors (see below), whose sum is σ = 315068096630700. Its totient is φ = 104998303343104.

The previous prime is 210021002219921. The next prime is 210021002220013. The reversal of 210021002220002 is 200022200120012.

It can be written as a sum of positive squares in 2 ways, for example, as 209768846593201 + 252155626801 = 14483399^2 + 502151^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6098861927 + ... + 6098896362.

Almost surely, 2^{210021002220002} is an apocalyptic number.

210021002220002 is a deficient number, since it is larger than the sum of its proper divisors (105047094410698).

210021002220002 is a wasteful number, since it uses less digits than its factorization.

210021002220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12197766900.

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

Adding to 210021002220002 its reverse (200022200120012), we get a palindrome (410043202340014).

The spelling of 210021002220002 in words is "two hundred ten trillion, twenty-one billion, two million, two hundred twenty thousand, two".