210120011210 has 8 divisors (see below), whose sum is σ = 378216020196. Its totient is φ = 84048004480.

The previous prime is 210120011201. The next prime is 210120011263. The reversal of 210120011210 is 12110021012.

210120011210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 201151353001 + 8968658209 = 448499^2 + 94703^2 .

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

It is a super-2 number, since 2×210120011210² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210120011191 and 210120011200.

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, 10506000551 + ... + 10506000570.

Almost surely, 2^210120011210 is an apocalyptic number.

210120011210 is a deficient number, since it is larger than the sum of its proper divisors (168096008986).

210120011210 is a wasteful number, since it uses less digits than its factorization.

210120011210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21012001128.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210120011210 its reverse (12110021012), we get a palindrome (222230032222).

The spelling of 210120011210 in words is "two hundred ten billion, one hundred twenty million, eleven thousand, two hundred ten".