210021020100002 has 8 divisors (see below), whose sum is σ = 315032143749312. Its totient is φ = 105010305516900.

The previous prime is 210021020099953. The next prime is 210021020100029. The reversal of 210021020100002 is 200001020120012.

It is a happy number.

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, 100979774 + ... + 103038617.

It is an arithmetic number, because the mean of its divisors is an integer number (39379017968664).

Almost surely, 2^{210021020100002} is an apocalyptic number.

210021020100002 is a deficient number, since it is larger than the sum of its proper divisors (105011123649310).

210021020100002 is a wasteful number, since it uses less digits than its factorization.

210021020100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204533104.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210021020100002 its reverse (200001020120012), we get a palindrome (410022040220014).

The spelling of 210021020100002 in words is "two hundred ten trillion, twenty-one billion, twenty million, one hundred thousand, two".