210021202120010 has 8 divisors (see below), whose sum is σ = 378038163816036. Its totient is φ = 84008480848000.

The previous prime is 210021202120007. The next prime is 210021202120069. The reversal of 210021202120010 is 10021202120012.

It can be written as a sum of positive squares in 2 ways, for example, as 197937520726729 + 12083681393281 = 14069027^2 + 3476159^2 .

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, 10501060105991 + ... + 10501060106010.

Almost surely, 2^{210021202120010} is an apocalyptic number.

210021202120010 is a deficient number, since it is larger than the sum of its proper divisors (168016961696026).

210021202120010 is a wasteful number, since it uses less digits than its factorization.

210021202120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21002120212008.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210021202120010 its reverse (10021202120012), we get a palindrome (220042404240022).

The spelling of 210021202120010 in words is "two hundred ten trillion, twenty-one billion, two hundred two million, one hundred twenty thousand, ten".